Ключевые слова: activity, beams, building, clearing, construction, day, dirt, dust, engineering, environment, equipment, force, hard, has, heavy, industrial, industry, infrastructure, interior, laboratory, light, loader, loading, machinery, manual, materials, movement, operator, productivity, professional, project, resources, safety, site, skills, space, sunlight, surfaces, surgery, task, tools, transport, vehicle, warehouse, work, worker, workflow, workspace,