Ключевые слова: air, aparatus, biochemical, breath, breathing, cargo, chemical, chemist, chemistry, clean, danger, dangerous, decontaminate, filter, firefighter, firefighters, foam, gas, hazardous, industrial, industry, inhaling, mask, person, pollution, protect, protection, protective, safety, special, suit, tank, tanker, toxic, transportation, truck, vapor, warning, worker, working, workwear,