Ключевые слова: 40s, architect, back, build, builder, building, business, checking, colleague, company, construct, construction, consult, contractor, crowd, development, employment, engineer, engineering, equipment, foreman, group, hard, hard hat, hat, helmet, house, industrial, industry, inspector, job, labor, labourer, man, management, manager, many, meeting, men at work, occupation, person, professional, project, safety, site, structure, teamwork, woman, work,