Ключевые слова: brick, building, business, ceiling, cement, container, crane, cutting, demolition, disposal, dump, dust, ecosystem, environment, environmental, equipment, excavator, garbage, heap, heavy, industry, iron, machine, magnet, mechanical, metal, pillar, pneumatic hammer, raw material, recycling, rubbish, rubble, rust, salvage, scrap, shears, stack, steel, stuff, timber, used, wasteland, wires, wreck, wrong,