Carbon black is virtually pure elemental carbon in the form of colloidal particles that are produced by incomplete combustion or thermal decomposition of gaseous or liquid hydrocarbons under controlled conditions. Its physical appearance is that of a black, finely divided pellet or powder

Uses:

Carbon Black is used for reinforcing the elasticity of rubber in products such as tires as well as for coloring. Carbon Black is also used for ink, paint and electrical conductors.