carbon black

carbon black (uncountable)

1. (petrochemistry) A fine black powder of amorphous carbon manufactured by the incomplete combustion of natural gas or oil, and used as a pigment in the manufacture of ink and paint. Used as a filler in rubber and rubber-like polymers, it helps prevent deterioration by ultraviolet rays.

• E153 when used as a food coloring.

• soot
• vegetable carbon
• bone black

• black carbon