Ключевые слова: activity, arm, built, chain, construction, craftsperson, crane, derrick, equipment, exterior, famous, foreman, gin, hardhat, hat, housing, industry, ironworker, job, leg, loading, manual, men, occupation, oil, people, place, pole, project, rig, safety, silhouette, site, sling, steel, stiff, structure, sunset, team, teamwork, tool, unloading, work, worker,