Ключевые слова: builder, building, commander, construction, contractor, deploy, development, distillation, employee, energy, engineer, expert, factory, field work, foreman, fuel, gas, gas pipe, industrial, industry, inspector, land, manager, oil, oil pipeline, oil refinery, order, outdoor, person, petrochemical, petroleum, pipe, pipeline, planing, power, profession, professional, project, refinery, safety, supervisor, survey, surveying, surveyor, team, technician, tower, work, worker, working,