Ключевые слова: anthracite, australia, black, bucket, carrier, coal, crane, dig, dirty, dust, earth, energy, equipment, extraction, factory, fog, formation, fuel, geology, giant, gold, grab, heavy, huge, hydraulic, industry, iron, large, loader, lorry, machine, machinery, military, mine, miner, mineral, mining, moving, open, operation, rock, russia, shovel, shoveling, transport, truck, wealth, wheel, work, yellow,