Lock of Keeping warehouse, ventilation of keeping warehouse, leakage of hazardous harful substance, leakage of harmful gas steam, etc.., no lid for painting material can, welding spark, grinder spark, electric spark... => explode or not? have smoking corner in flammable area or not? have mix flammable material or not? Status of keeping & using spray gun, have direct rays of the sun to gas cylinder or not...
hazardous , harmful substance (include poison substance)
Bad content