Ключевые слова: barrel, chemical, chemical processing, chemistry, chemistry plant, clipboard, control, discussing, engineer, engineering, expertise, facility, factor worker, factory, foreman, helmet, industrial, industry, inspect, inspecting, inspection, inspector, inventory, liquid, machine, machine inspection, machinery, maintenance, man, manufacturing, material, operation, people, plant, procedure, process, processing, produce, production, profession, professional, proficiency, safety, staff, team, teamwork, woman, work, worker,