Explosion protection and potentially explosive zones

Even a small spark or hot surface is often enough to cause extremely serious industrial accidents in potentially explosive working environments, in other words wherever the handling of flammable substances is part of everyday work, for example in the chemical industry or the oil and gas sector. 
Even a small spark or hot surface is often enough to cause extremely serious industrial accidents in potentially explosive working environments, in other words wherever the handling of flammable substances is part of everyday work, for example in the chemical industry or the oil and gas sector.