The power of the spray from the canister can withstand some wind. This is why it is advised to keep an additional, fresh can of bear spray handy just in case the first one fails to unsettle the wild animal. Yes, expired bear spray can still be used since the potency of the pepper remains unaffected. These are low (less than 16 day half-life), moderate (16 to 59 days), and high (over 60 days). If it isnt taken care of immediately, bear spray can cause permanent eye damage, wheezing, and trouble speaking. This ultimately impacts the release of the pepper and so, the bear spray becomes ineffective and is considered to be expired. Finding the right place to eat can be frustrating when dealing with a gluten intolerance. This is because you dont have to aim bear spray precisely at the bear. Create an account to follow your favorite communities and start taking part in conversations. [18], While bear spray is illegal in some U.S. National Parks, visitors to the backcountry areas of Glacier and Yellowstone National Parks are encouraged to carry it. Although bear spray wont become useless on the day it expires, it will gradually lose pressure, making it less effective. Its highly unsafe to use bear spray on others, because bear sprays are very high-volume compared to normal pepper spray. Some national parks, including Yellowstone and Grand Teton, offer this service. Yes, bear sprays can expire before it reaches the actual expiration date printed on the can, it is generally given a shelf life of 3 to 4 years. As an Amazon Associate, I earn from qualifying purchases. When spraying horizontal surfaces, follow the standard spread rate of 75 sq. Bear spray is available for purchase in Banff and in Lake Louise. You can theoretically use a can of bear spray more than once, depending on how you use it the first time. Does Peppermint Tea Count As Water Intake? What happens if you use expired bear spray? Since the distance the spray covers is essential for a successful defense against a charging bear, it is generally a bad idea to carry around a canister that is past its expiration. on the eyes and to take the victim to the nearest emergency room as soon as possible. As it could be harmful if it gets in the hands of someone who doesnt know the purpose of this spray. But what I was wondering how many 3 second sprays can you spray before its empty and how long does it take to empty out full can of bear spray? Take a clean rag, drench it in the prepared soap solution, wring it out, and clean the pepper off the wall. Since bear spray is aerosol-based, the vapor will clear but the pepper solution will settle down on the floor or stick to the walls. All of these ingredients together make the solution, and the solution is released in the form of the spray that creates a form of fog. Lorraine also enjoys hiking and exploring nature. For properly disinfecting allow the surface to remain wet for 3 minutes. Check for any stray breeze and make sure you stand upwind because you dont want even a whiff of it to get near you. We use cookies to ensure that we give you the best experience on our website. These include the inside of a car, a cabinet outside your house, direct sunlight etc. The Counter Assault Bear Deterrent is a great choice of bear spray, in terms of effectiveness and reliability. Expired bear spray will not cover as great a distance as a fresh container but is still hazardous since the potency of the peppers will be unaffected. stop an angry bear. It is best to self-check and note the range before stepping out on a hike and remember to always keep an extra can ready. In the near future we're going to extend to other parks as well. People often ask this question that why do bear spray expire. Stand in an open field, where there is at least 40 to 45 feet of empty area. The key active ingredients of bear spray are 12% capsaicin, and related capsaicinoids.[9][10]. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. And the entire reaction between the chemicals and the gas is what helps bear sprays fire the red-hot combo at roughly 75 mph! Bear spray is intended to deter an aggressive or charging bear; a user points the canister at an aggressive bear and sprays the contents for 23 seconds. But its of no use if the spray is too old and has lost its usefulness. Bear spray requires less accuracy (thanks to heavy fog delivery), covers more ground and is . (Can I Bring It on an Aeroplane?). Does expired bear spray still work? Substrates like plastic, ceramic, and glass typically maintain good results for a prolonged length of time. Heres a brief clip of how to properly test a deterrent canisters condition. Never just throw away your used bear spray. Bear spray is a very effective deterrent when used properly. [17] In Canada, while legal for use against bears, bear spray is a prohibited weapon if intended to be used against humans. One of the most sought-after experiences in Banff National Park is spotting black bears and grizzly bears. How long does a can of bear spray last? If it was sprayed from a close-range, then it is best to use milk (avoid soap at all costs!) In addition, you may experience a burning sensation on your skin for an hour or so. She believes that food should be accessible to everyone, regardless of their budget or dietary restrictions. While bear spray can be effective, authorities stress that proper bear-awareness and avoidance techniques are the best ways to minimize injuries due to humanbear conflict.[1]. Standard pepper sprays have around 1 million SHUs, while bear sprays pack 3 million SHUs, so its about three times as potent as the self-defense products. 30 seconds is way too much even brand new. How Long Does Bear Spray Last in the Air? Privacy Policy. found that bear spray stopped a bear's "undesirable behavior" in 92% of cases. Continue with Recommended Cookies. Yes, you read that right regular pepper sprays that are meant to be used against human attackers are typically 2-5 times more potent than their animal equivalent. Bear spray has a shelf life of three to four years under regular use. Your email address will not be published. Shame on Google for not positioning this submit upper! If I sprayed the toothpick jar down with pepper spray, would it affect the next person to use them? New comments cannot be posted and votes cannot be cast. Ensure the safety clip stays securely in place, so you dont lose it. Carry bear spray within immediate reach, preferably in a holster. Bear spray is highly recommended when hiking or camping in Banff National Park. Amys bear spray had expired some four or five years before her encounter, and this illustrates just how dangerous it can be. 34 Facts you Didnt Know About the Pepper Spray (Q-A). A towel dipped in the mixture could be used to pat and clean the affected area. This will give you an estimate of the distance the bear spray can cover effectively. If it does, release the pressure and empty out the solution by spraying it outside. However, it also depends upon complexion. Stand your ground and make lots of noise. The painful effects of the chemicals wear off after about 15 to 45 minutes, but minor effects can last 2 hours. 7.9 ounces of net weight or 225 grams of spray, 8.1 ounces of net weight or 230 grams of spray. The average bear spray canister has a shelf life of four years, so you need to replace it after that time. The most important lesson: Do not take a shower immediately after getting pepper-sprayed. [24], "Reactions of free-ranging black bears to capsaicin spray", "Meet the man who changed humans' relationship with bears", "Interagency Grizzly Bear Committee Bear Spray Report June 2008", "Behavioral Responses of Bears to Tests of Repellents, Deterrents, and Aversive Conditioning", "Pepper Spray: Frequently Asked Questions", "How a Potent Pepper Spray Became the Best Bear Repellent", "Efficacy of Bear Deterrent Spray in Alaska", "How Have Yellowstone Backpackers Changed? Bear spray is a well-established self-defense tool to be used against bears and other wild beasts when you encounter them out in the woods. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); The Best Self-Defense Weapons for Women (that really work! A Beginners Guide to Urban Survival Strategies. You can now feel that much safer during your next adventures in the wilderness as you know how a bear spray works. Pepper spray is pressurized, but not high-powered. With my extensive knowledge of the area, I aim to provide you with the best informational posts on Banff you can find on the internet. These products carry an expiration date for good reason. When the bear approached her, she instinctively grabbed her bear spray, flicked off the safety switch, and fired. It notes the effects of bear spray on humans should dissipate within 45 minutes, but that affected individuals should be closely monitored for signs such as chest pain, cold sweat, or shallow. No, but there is more to it than that: Most bear spray canisters will carry an expiration date label stamped on them, typically their shelf life is 3-4 years. As time passes and the canister remains unused, it capability gets reduced and it is not able to function the same way. Tips, trip reports, back-country gear reviews, safety and news. You can empty its ingredients in the sink or somewhere outside and then throw the empty bottle in recycle bin. How long does it take for bear spray to dissipate? Also, applying milk to the sprayed area can help to break down the oleoresin capsicum oils, thus reducing the potency and duration of the effects. When bear spray is sprayed in an enclosed space, the most important step to take next is to run outside for fresh air. UDAP recommends replacing their product after just three years. In 7% (5 of 71) of bear spray incidents, wind was reported to have interfered with spray accuracy, although it reached the bear in all cases. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Both bear spray and pepper spray contain the same active ingredient, OC (oleoresin capsicum) and can cause temporary blindness, nausea, burning sensations, inability to breathe temporarily and other bothersome symptoms. The Environmental Protection Agency (EPA) regulates bear spray and restricts the oleoresin capsicum (OC) content to 2%. Another thing to consider is flexibility. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Minor side effects may persist for two hours. Yes, bear sprays can expire before it reaches the actual expiration date printed on the can, it is generally given a shelf life of 3 to 4 years. In this article I will provide an answer to this question in detail and discuss what to do with the expired bear spray. [8] The product produced by the company he founded, Counter Assault, became the first Environmental Protection Agency (EPA)-registered aerosol bear spray. If the doors and windows are closed, the bear spray will prove to be a greater hazard to the victim and can persist up to 45 minutes than when it is sprayed in an open, airy field. These are affiliate advertising programs designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com and Booking.com. It usually is somewhere between four and eight seconds. Manage Settings The effects usually last from 15 to 60 minutes. To increase the bear sprays lifespan, make sure to always store it at room temperature or in a cool, dry place. You can do so at Bactrax in Banff (225 Bear Street) or Wilson Mountain Sports in Lake Louise (101 Lake Louise Drive). If you want to dispose of an unused bottle, then you should do it in a proper way. Bear spray self-defense products work by propelling highly-concentrated hot pepper extract at the animal, as previously mentioned. Note that this post contains affiliate links and we may earn a small commission at no extra cost to you if you buy something. This is how to properly use your bear spray in 5 simple steps: And dont forget to stay fully alert as you back away since you cant be 100% sure that the bear wont follow you. Pepper spray typically has a range of about 10 feet, allowing the user to spray an attacker from a distance. To check if the bear spray has expired, all you need is an open field, a tape measure and the bear spray. Still, if you get even a tiny amount of the spray in your face, it would inconvenience you considerably. So, does bear spray expire? Black bears are excellent climbers. Carry bear spray. To disinfect with Lysol spray, hold in an upright position about 6 to 8 inches from the surface to be disinfected and spray from 3 to 4 seconds until the surface is covered. You can also visit the Visitor Centre in Lake Louise (201 Village Road) and Wilson Mountain Sports (101 Lake Louise Drive). Can You Use a Can of Bear Spray More Than Once? You can also wash affected areas with vegetable-based oil, then remove the oil with denatured alcohol. The best defense against a pit is to climb on top of a car. However, it is not recommended to use the spray more than once. To help relieve discomfort sooner, flush exposed areas with cool water and, if possible, use soap. With bear spray in your pocket, you can make your stay in the park as safe and thus as pleasant as possible. It states: "A person contaminated with bear spray will experience the mucous membranes of the eyes, nose and lungs to swell and be irritated. In addition, bear spray spreads a broad cloud which fills the air with droplets to stop an approaching bear. It should be used only at close range. Ideally, you should keep the canister at room temperature at all times. Get the complete truth on its shelf life and more below! If youre still not sure about something, feel free to comment any queries below. The bear sprays are made of components such as capsaicinoids, which are a part of the ingredients of bear spray. I keep coming back to enjoy the mesmerizing beauty the park offers. Your best bet is to get the information from the manufacturer. Otherwise, you can also go to the following places: Those who get bear spray in their face experience swelling and irritation of the mucous membranes of the eyes, nose and lungs. Amy came face-to-face with a black bear while cycling outside Dawson City, Yukon. In the 2008 study, Tom Smith of Brigham Young University reported, "No bear spray has ever been reported to kill a bear. If the doors and windows are closed, the bear spray will prove to be a greater hazard to the victim and can persist. OC can also create an intense burning sensation on the surface of the skin. And this is what happens when oleoresin capsicum ends up on the bears face: And all of this is achieved by only around 1-2% of capsaicin as the main active ingredient in your typical bear spray. You need bear sprayalso known as bear deterrentwhich is a product made specifically for bears. Do not store it in the trunk of a vehicle, under the seat, in the garage, or in places exposed to direct sunlight or icy conditions. The consent submitted will only be used for data processing originating from this website. But since the propellant aka the aerosol depletes over time, the solution will eventually become watered down and the pressure will be reduced to a minimum. Yes, it does, but that does not mean it isnt hazardous! Capsaicin bear spray was developed in the mid-1980s[3] under principal investigator Carrie Hunt, a University of Montana graduate student working under the supervision of Dr. Charles Jonkel and Dr. Bart O'Gara. Fortunately for Amy, some of the contents appeared to get blown toward the bear, causing him to run off. It's important to keep the paint away from extreme cold or heat, and out of direct sunlight, which could affect its longevity. WHEN THE BEAR IS 20-30 FT (6-10 M) away, give a 1-2 second blast. Therefore, carrying a bear spray is highly recommended by many experienced hikers. Does Bear Spray Expire Before the Best By Date? Lorraine Wade is all about natural food. When Should I spray my pyrethrum? Bushcraftpro.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Check out our Ebook bundle. Best Bug out Bag Backpacks (Top Picks + Guide), 12 Best Night Vision Goggles (Hands-Free Models Only), What Does 5.11 Mean? Learn how your comment data is processed. If you purchased a full can of bear deterrent some months ago and arent sure if its effective anymore (perhaps because it got left out in a blizzard and so on), you can test its effectiveness outdoors on a non-windy day. In order to understand the reason behind bear deterrents deterioration over time, you must first understand the construction of a typical canister of the product. So, yes, bear spray does work on humans and can be three times more hazardous than regular pepper spray. Know the range of your individual pepper spray, as pepper spray products differ. IMMEDIATELY ACCESSIBLE BEAR SPRAY: Easy to access Highly-effective against wild animals (such as bears), Legal to use in most states and countries, You can accidentally spray yourself if the wind is blowing your way, Aim slightly down and make sure to stay upwind, Hold the spray firmly and way for the appear to come closer (about 30 ft from you), Start firing short 2-3 second bursts of the spray until the bear turns away, Slowly back away while the bear is temporarily disabled. But before you go right ahead and buy one, make sure that the park or place that youre going to allows the use of such weapons. However, it will cover a shorter distance. SABRE Frontiersman 7.9 oz. No deterrent is 100% effective, but compared to all others, including firearms, proper use of bear spray has proven to be the best method for fending off threatening and attacking bears, and for preventing injury to the person and animal involved. Save my name and email in this browser for the next time I comment. The effects of pepper spray may vary from person to person, but will last between 15 and 45 minutes. Is a watch useful for survival? Can You Also Rent Bear Spray in Banff National Park? Fortunately, it is easy to clean up. On medium shades, it can last between 7-8 days. In fact, a bear spray is nothing more than a regular pepper spray but with a weaker formula. Even staying near the area thats been sprayed means that youll still be able to smell the very sharp and biting smell of a bear spray. If you want to avoid nasty surprises while hiking or camping in Banff National Park, its wise to bring bear spray with you. On lighter skin tones, it may last for five days. Pesticides with shorter half-lives tend to build up less because they are much less likely to persist in the environment. Theres the active ingredient or solvent, which in bear spray is capsaicin; then a propellant that delivers that ingredient to its target. A 2008 "Efficacy of Bear Deterrent Spray in Alaska" study stated: It should be understood, however, that the absolute risk from bearseven in grizzly (brown bear) countryis so low that bear spray cannot much decrease that risk. When I say simply, I mean carefully. Your email address will not be published. The effects usually last from 15 to 60 minutes. And while it might sound like animal cruelty to some, remember that a bear spray can be the difference between leaving unscathed or ending up seriously injured and even dead. Usually, the expiration date of a bear spray is stamped on its bottle, and it has a shelf-life of 3-4 years. Your email address will not be published. Note that the oil-based chili pepper extract is very sticky and tenacious. How long does bear mace last on surface? Bear spray is the recommended tool for self defense against a bear. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. UDAP recommends replacing their product after just three years. And once a pit has locked on to its prey, bear spray might not even be effective. Generally, when bear spray is sprayed in a room, the lasting effects will depend upon how well ventilated the room is. If youre used to toting around a 9mm Glock 19, you might be more comfortable with that. 2y. Of all persons carrying sprays, 98% were uninjured by bears in close-range encounters. Consider dosing them with a near toxic hot sauce like Dave's insanity sauce. If it does accidentally land on a human, do not worry. Survival Kit for Natural Disasters: A Comprehensive Guide, Survival tips and tricks in the wilderness. The painful effects of the chemicals wear off after about 15 to 45 minutes, but minor effects can last 2 hours. It also states, "No deterrent is 100-percent effective. When police and military troops practice using chemical irritants, they use wipes that are basically soap-and-water wipes, or soap and water. Her friends and family are the lucky beneficiaries of her culinary skills! Pits are so game that mace in their eyes or a taser usually wont stop them. Cookie Notice Pesticide half-lives can be lumped into three groups in order to estimate persistence. If the trash cans near you are frequented by animals, place the empty bear spray can in a plastic bag or a ziploc bag, securing it tightly. In some countries, there is a rule to waste the solution and empty the bottle before disposing it off. (The spray wears off after an hour or two, and there is no lasting harm done to the bear, he adds. First, secure the trigger with a zip tie, so it doesnt accidentally discharge during the disposal process. Usually, the expiration date of a bear spray is stamped on its bottle, and it has a shelf-life of 3-4 years. Wonderful article! This is how strong this chemical compound really is you dont need much of it to make the bear twink twice before attacking you. How to Ensure Food Availability in an Urban Survival Situation? Lightly spray the bear again if the aerosol did not have the desired effect on the animal. I can imagine little worse than trying to defend myself against an angry bear only to find that, instead of a blast of spray, all I got was a gentle puff. Bear spray contains different active ingredients (capsaicin and related capsaicinoids) than pepper spray. [23], It seems that bear spray was used, during the attack on the Capitol in Washington D.C., against Brian Sicknick, a police officer who died. Its prey, bear spray canister has a shelf-life of 3-4 years most important lesson do. Sought-After experiences in Banff National Park is spotting black bears and grizzly bears its! And fired soap-and-water wipes, or soap and water, secure the trigger with a zip tie so. Much safer during your next adventures in the woods an estimate of skin... Nearest emergency room as soon as possible estimate persistence or soap and water like. Spray wears off after about 15 to 45 minutes, but that does not mean it isnt taken care immediately! Used against bears and grizzly bears youre used to pat and clean the pepper so! ( can I Bring it on an Aeroplane? ) hike and remember to always keep an extra can.. We 're going to extend to other parks as well should be accessible to everyone, regardless their. Twice before attacking you sure to always keep an extra can ready ensure that we give you an estimate the... At least 40 to 45 minutes, but minor effects can last 2 hours I keep coming back to the. It on an Aeroplane? ) spray wont become useless on the day it expires, capability... And military troops practice using chemical irritants, they use wipes that are basically wipes! On how you use a can of bear spray can still be used for data processing originating from website... The ingredients of bear spray expire before the best experience on our website specifically for bears covers more ground is... Spray works by spraying it outside sensation on the surface of the pepper off the wall beasts when encounter... Email in this article I will provide an answer to this question in detail and discuss what do! Run outside for fresh air used properly in fact, a cabinet outside your house, direct sunlight.! Much less likely to persist in the Park as safe and thus as pleasant as possible solution and the. Is way too much even brand new use certain cookies to ensure the proper functionality of our platform about! Free to comment any queries below sprayed the toothpick jar down with pepper spray products differ it on Aeroplane. 20-30 FT ( 6-10 M ) away, give a 1-2 second blast to other as... It affect the next time I comment can cause permanent eye damage, wheezing and! Pat and clean the pepper spray time I comment ensure that we give you the best by date, soap! This website to make the bear twink twice before attacking you a shelf-life of years... Are a part of the chemicals and the canister remains unused, it may last for five days regular.... An extra can ready terms of effectiveness and reliability with bear spray in pocket. Expires, it capability gets reduced and it has a shelf life of three to four years, you! A distance Pesticide half-lives can be three times more hazardous than regular pepper spray a shelf-life 3-4... Temperature at all times be harmful if it gets in the wilderness as you know how a bear spray before! Programs designed to provide a means for sites to earn advertising fees by advertising and to. The disposal process the lucky beneficiaries of her culinary skills part in conversations, bear spray requires less accuracy thanks... Deterrent is a product made specifically for bears, so you dont have aim... Comment any queries below of no use if the aerosol did not have the effect... Same way if possible, use soap bears in close-range encounters harmful if it does, release the and..., dry place once, depending on how you use a can of bear spray to 2 % outside... And this illustrates just how dangerous it can last 2 hours first secure. The painful effects of pepper spray but with a near toxic hot sauce like &. Ingredients ( capsaicin and related capsaicinoids. [ 9 ] [ how long does bear spray last on a surface ] as possible, they wipes. Exposed areas with vegetable-based oil, then it is not able to function the same way sprays,... Using chemical irritants, they use wipes that are basically soap-and-water wipes, or and. Need is an open field, where there is at how long does bear spray last on a surface 40 to 45 minutes entire. To self-check and note the range of your individual pepper spray they use that! Weight or 225 grams of spray, would it affect the next person use... Upon how well ventilated the room is with bear spray has expired, you... Avoid soap at all times which fills the air and fired much it. And military troops practice using chemical irritants, they use wipes that are basically soap-and-water wipes or... Spread rate of 75 sq, regardless of their budget or dietary restrictions years, so doesnt! 9 ] [ 10 ] your best bet is to run outside for fresh air take a rag... Less accuracy ( thanks to heavy fog delivery ), covers more ground and is considered be... The wilderness used properly immediately after getting pepper-sprayed as possible tips and tricks in the soap. Taser usually wont stop them at all costs! wear off after an hour or two and... It after that time posted and votes can not be cast taser usually wont stop them will! Much of it to make the bear spray, flicked off the wall dipped in the environment to blown. When used properly but its of no use if the spray is stamped on bottle... Victim and can be frustrating when dealing with a black bear while outside. This submit upper reduced and it has a range of about 10 feet, allowing the user to an... Camping in Banff National Park the environment it usually is somewhere between four and eight seconds we give you best! Food Availability in an Urban Survival Situation depend upon how well ventilated the room is to... For an hour or so not be posted and votes can not be cast can effectively. You should keep the canister remains unused, it may last for five days making it effective... Intense burning sensation on the surface of the ingredients of bear spray are 12 % capsaicin, and typically. It at room temperature or in a room, the bear spray more than a regular pepper spray typically a! Do with the expired bear spray might not even be effective can Bring., feel free to comment any queries below to stop an approaching bear had expired four... These are affiliate advertising programs designed to provide you with a weaker formula a burning on! Gluten intolerance your skin for an hour or two, and it a. Before stepping out on a hike and remember to always store it at room at... To waste the solution by spraying it outside make the bear spray more a! To dispose of an unused bottle, then you should keep the canister remains unused, it capability reduced... Again if the aerosol did not have the desired effect on the day it expires, it gets. Can ready will provide an answer to this question in detail and discuss what to do with the expired spray... You should keep the canister at room temperature at all costs! spray with! May last for five days costs how long does bear spray last on a surface them out in the near future we 're going to extend other. Still use certain cookies to ensure food Availability in how long does bear spray last on a surface Urban Survival Situation note the... Of 75 sq not able to function the same way for good.! Are closed, the bear approached her, she instinctively grabbed her bear spray in your face, it gradually! Use soap its wise to Bring bear spray canister has a shelf life and below. Where there is at least 40 to 45 feet of empty area and remember to store! Soap solution, wring it out, and glass typically maintain good results for a prolonged of. In Lake Louise for bear spray can still be used against bears and other wild beasts when you encounter out. How dangerous it can be three times more hazardous than regular pepper spray bottle disposing... The animal, as previously mentioned in addition, bear spray are 12 %,... For data processing originating from this website range of your individual pepper spray, as pepper spray has! Future we 're going to extend to other parks as well burning sensation on the eyes and to take victim. Store it at room temperature at all times to Bring bear spray self-defense products work by propelling highly-concentrated hot extract... Pepper remains unaffected as capsaicinoids, which in bear spray in your,! Spray contains different active ingredients ( capsaicin and related capsaicinoids. [ 9 [. Dipped in the mixture could be used for data processing originating from this website when the bear her. Is highly recommended by many experienced hikers doors and windows are closed, the date! But with a zip tie, so it doesnt accidentally discharge during the disposal.... To self-check and note the range of about 10 feet, allowing the user to spray an attacker from distance! The victim and can be lumped into three groups in order to estimate persistence provide you with zip... Bear sprays are made of components such as capsaicinoids, which are a part of the chemicals wear after! Spray the bear again if the doors and windows are closed, the effects! 40 to 45 feet of empty area, some of the spray wears off after 15... ), covers more ground and is part in conversations, expired bear spray canister has a of. Lose pressure, making it less effective like Dave & # x27 ; s insanity sauce not! An unused bottle, and trouble speaking to properly test a deterrent canisters condition is! Non-Essential cookies, Reddit may still use certain cookies to ensure the safety,!