Ключевые слова: bluecollar, bluecollarworker, builderatwork, builderconstruction, building, bulldozer, construction, constructionequipment, constructionist, constructiontools, constructionworker, digging, employment, engineers, excavation, excavator, foreman, handsome, happy, hardhat, helmet, industrial, male, man, manager, occupation, operate, operator, outdoors, pipeline, pipes, professional, road, transport, transporting, waterpipe, waterpipeline, worker, workman, workplace,