by Phife Honey Oil Guru Disclaimer Butane Honey Oil (BHO) extraction is an extremely dangerous activity. Butane is flammable, explosive and can potentially contain poisonous and harmful chemicals. Undertaking BHO extraction may result in serious bodily injury, or Death. The information provided on this website is strictly for educational purposes and in no way do the owners and staff of Overgrow.com encourage its production or use. Safety Butane is Highly Flammable and ALL extractions are to be done Outdoors Only, doing extractions indoors is extremely dangerous. There have been accounts of people blowing up their houses, kitchens, bathrooms doing Butane and other solvent extractions indoors. Butane gas is heavier than air and will pool in low areas, if left to collect butane gas becomes flammable when it reaches 1.8% to 8.5% concentration in air. A small breeze will keep the butane from being able to pool and become dangerous. It is recommended you take every precaution possible. Wearing Safety Equipment such as Eye protection, as well as gloves and always keep a fire extinguisher near by. -Nothing is more important than your safety! -Do all butane extractions Outdoors or in Very well ventilated areas. Never Smoke, have an open flame or source of ignition around when doing any kind of extraction, even outdoors. Avoid static build up and even a small spark in the right conditions can be dangerous.