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lampblack:see carbon blackcarbon black,
mixture of partially burned hydrocarbons. Carbon black is produced by partial combustion of natural gas. It is used as a black pigment for inks and paints, and is used in large amounts by the tire industry in the production of vulcanized rubber.
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A grayish-black amorphous, practically pure form of carbon made by burning oil, coal tar, resin, or other carbonaceous substance in an insufficient supply of air; used in making paints, lead pencils, metal polishes, electric brush carbons, crayons, and carbon papers.
lampblack, vegetable black
A fine black pigment consisting of particles of carbon; collected from the soot of burning oil.
a finely divided form of almost pure carbon produced by the incomplete combustion of organic compounds, such as natural gas, used in making carbon electrodes and dynamo brushes and as a pigment