Ключевые слова: aggregate, artificial, bulldozer, concrete mixer, construction, construction engineering, conveyor, cut, dust, ecology, effect, environment, environmental destruction, equipment, excavator, extraction, gravel, ground, heavy, industrial, industry, iron, landscape, limestone, machine, machinery, malta, mine, mover, outdoor, panoramic view, pit, quarry, rock, sand, shift, stone, tilt, tool, truck, work,