(chemistry) The lithium salt of carbonic acid, Li₂CO₃, used in the manufacture of glass and ceramics, and medically, in the treatment of bipolar disorder.

(physics) The most abundant of the two stable isotopes of carbon, ¹²₆C, having six protons and six neutrons; it is the standard for atomic weight and is used to define the mole.

(chemistry) A very absorbent form of finely powdered carbon; used in purifying gases, and as an antidote for many poisons.

an arc struck between the tip of a carbon electrode and a piece of metal being welded

(obsolete, inorganic chemistry) carbon dioxide

(inorganic chemistry) Alternative spelling of carbon disulfide

(inorganic chemistry) carbon disulfide

Alternative form of carbon disulfide

(biology) Describing any form of life based on the organic biopolymers present in all forms of life on Earth.

(obsolete, inorganic chemistry) carbon dioxide