Ключевые слова: adult, african, architect, builder, business, checking, civil, construction, containers, contractor, development, engineer, engineering, equipment, factory, glasses, helmet, holding, industrial, industry, inspecting, instrument, job, laptop, logistics, machinery, maintenance, male, man, manager, manufacturing, mechanic, occupation, people, person, portrait, production, professional, project, safety, security, site, staff, teamwork, technician, technology, work, workers, workshop,