Permit smoking or open flames in oxidizer or flammable gas storage areas. 允许在氧化物或易燃气体储存区域吸烟或有明火。
Extinguishing a fire without eliminating the flammable gas supply can result in an accumulation of the gas and a possible explosion. 没有切断易燃气体供应而灭火可能导致气体的积累和可能的爆炸。