HSE Explosives website What is an explosive atmosphere? This page does not deal with intentional explosives such as those used in demolition work or blasting in quarries. A summary of those requirements can be found below. The Dangerous Substances and Explosive Atmospheres Regulations 2002 (DSEAR) place duties on employers to eliminate or control the risks from explosive atmospheres in the workplace. Using the correct equipment can help greatly in this. Preventing releases of dangerous substances, which can create explosive atmospheres, and preventing sources of ignition are two widely used ways of reducing the risk. If there is enough of the substance, mixed with air, then all it needs is a source of ignition to cause an explosion.Įxplosions can cause loss of life and serious injuries as well as significant damage. ATEX and DSEAR Frequently asked questionsĮxplosive atmospheres can be caused by flammable gases, mists or vapours or by combustible dusts.BIS information on equipment and protective systems intended for use in explosive atmospheres.Equipment and protective systems intended for use in explosive atmospheres.Where can explosive atmospheres be found?.These pages will tell you more about explosive atmospheres and ATEX: Of life and serious injuries as well as significant damage. Gases, mists or vapours or by combustible dusts. Staying safe while storing and using petrolĮxplosive atmospheres in the workplace can be caused by flammable.If you store/use petrol at your workplace as part of a work activity.If your workplace stores but not dispenses petrol.If you design/ manufacture/supply containers.If you store petrol at home/club/association.If you are an operator/employee at a petrol station.

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