Pouring coal slag from metal feeder in industrial storage

Motion, Slow, Rock, Development, Technology, Environment, Work, Ecology, Plant, Natural, Burn, Heat, Construction, Industry, Industrial, Storage, Energy, Heap, Metal, Dirty, Equipment, Power, Production, Infrastructure, Factory, Station, Pollution, Material, Ground, Fuel, Facility, Pour, Warehouse, Quarry, Pile, Contamination, Conservation, Coal, Mine, Fossil, Waste, Collect, Carbon, Pit, Charcoal, Dioxide, Fertile, Feeder, Exhaust, Slag