soot

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Related to Lamp-black: carbon black

soot,

black or dull brown deposit of fine powder resulting from incomplete combustion of fuel of high carbon content, e.g., coal, wood, and oil. It consists chiefly of amorphous carbon and tarry substances that cause it to adhere to surfaces. Soot obtained from coal also contains sulfur and ammonia. 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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soot

[su̇t]
(materials)
Impure black carbon with oily compounds obtained from the incomplete combustion of resinous materials, oils, wood, or coal.

soot

finely divided carbon deposited from flames during the incomplete combustion of organic substances such as coal
References in periodicals archive ?
The lamp-black (soot and oil mixed) was used to artificially age ashlar stones that had been repaired.
Also showing various carbon blacks from the company's furnace, lamp-black, gas, and thermal technologies.