Ключевые слова: accident, building, business, chemical, cleaning, construction, contamination, control, danger, dangerous, dirty, emergency, engineer, engineering, environment, equipment, facility, factory, fuel, gas, gasoline, hardhat, hazard, helmet, industrial, industry, job, leak, leaking, liquid, male, man, manufacturing, mask, metal, people, petrochemical, pipeline, poison, pollution, power, prevention, production, protection, quarantine, radiation, risk, safety, suits, team, toxic, trouble, warehouse, waste, work, worker, workers, working, workplace,