Ключевые слова: aid, background, build, builder, cap, construction, constructor, contractor, copy, danger, dangerous, employee, engineer, equipment, hardhat, hat, head, header, headgear, helmet, industry, insurance, job, maintenance, manufacture, manufacturing, material, nobody, notepad, occupation, orange, plain, plastic, pliers, professional, project, protect, protection, ruler, safe, safety, screwdriver, space, top, vertical, view, wear, wood, work, worker,