Ключевые слова: activity, archaeology, bulldozer, coal, coast, construction, culture, day, digging, dioxide, dirt, dirty, dump, earth, engineering, equipment, ethnicity, garbage, gear, generation, gravel, heap, house, hydraulic, industry, job, large, level, loading, machine, machinery, macho, manual, marina, mexican, mine, mining, mover, moving, mud, occupation, open, openpit, operator, overweight, pit, platform, pollution, power, quarry, reliability, rock, rubble, sand, scoop, shovel, site, sky, solid, stack, station, stockpile, strength, structure, toughness, worker, working, yellow,