Ключевые слова: aerial, big, blast, boring, business, coal, construction, danger, diamond, digger, drill, drilling, earth, equipment, excavation, excavator, explosion, extraction, geology, ground, heavy, huge, industrial, industry, landscape, large, machine, machinery, material, metal, mine, mineral, nature, open, opencast, pit, power, production, quarry, rock, sand, site, stone, surface, technology, vehicle, work, yellow,