A smoke that has many particulates in it from inefficient combustion; comes from burning fossil fuel, either coal or oil.
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BULK CARGO
Cargo such as oil, coal, ore, woodchips, etc. not shipped in bags or containers
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COLLIER
Vessel used for transporting coal.
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GREAT LAKES SHIP
Cargo ship used to carry cargo on the Great Lakes. Most carry bulk cargoes of grain, iron ore or coal.
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FUEL NOx
NOx that is formed from nitrogen that is organically bound to the fuel molecule. Fuel NOx is most often a problem with liquid fuel or coal burning. Once the nitrogen has been cracked from the fuel molecule, the mechanism follows basically the same path as the prompt NOx mechanism.
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PARTICULATES
The residue left over from coal and fuel oil combustion.
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COAL
A common boiler fuel comprised of hydrogen, oxygen, sulphur, nitrogen, moisture, and ash.
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CYCLONE FURNACE
A type of furnace developed to burn lower grade coals, it is water cooled and insulated to maintain a high furnace temperature. Crushed coal enters with the primary air in the furnace tangentially, while the secondary air is supplied to the furnace chamber.
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COKE
A high quality coal used as a fuel and source of carbon in the refining of metal.
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PULVERIZED COAL
Coal that has been pulverized to a very fine consistency.
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UNDERFEED STOKER
A coal firing system that introduces the coal under the fire.
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