carbon dioxide (CO2)

a salt or ester of carbonic acid

carbon monoxide CO

carbonate salt (chemistry)

sodium carbonate (Na2CO3), a white water-soluble salt used in the manufacture of glass, detergents, and paper

a hard chemical compound of silicon and carbon used as an abrasive and in semiconductor manufacture

carbonate rock (geology)

calcium carbide CaC2

referring to a life form or substance that has carbon as its fundamental chemical building block.

carbon emissions; carbon dioxide emissions

(coll.) carbohydrate; carbs (abbr. for [[碳水化合物|碳水化合物|tan4 shui3 hua4 he2 wu4]])

tradable certificates representing the sequestration of carbon or the right to emit greenhouse gases

toner (for a laser printer)

carbonyl chloride (COCl2), a highly toxic gas used in industrial synthesis and as a chemical weapon

ammonium bicarbonate (abbreviation for [[碳酸氢铵|碳酸氫銨|tan4 suan1 qing1 an3]])

soot or a fine black powder consisting mainly of amorphous carbon, produced by the incomplete combustion of hydrocarbons and used as a pigment or filler

calcium bicarbonate Ca(HCO3)2

heptose (CH2O)7, monosaccharide with seven carbon atoms

triose (CH2O)3, a monosaccharide with three carbon atoms, such as glyceraldehyde

the process of capturing and storing atmospheric carbon dioxide to mitigate global warming

pentose (CH2O)5, a monosaccharide with five carbon atoms, such as ribose [[核糖|核糖|he2 tang2]]

(attributive) low-carbon; low-carb (diet)

Hexose (CH2O)6, a monosaccharide with six carbon atoms, such as glucose [[葡萄糖|葡萄糖|pu2 tao5 tang2]].

to reduce carbon emissions

the twin goals of reaching peak carbon emissions and achieving carbon neutrality, specifically referring to China's policy to peak emissions by 2030 and become carbon neutral by 2060

containing carbon; carbonic

to absorb carbon

tetrose (CH2O)4, monosaccharide with four carbon atoms

fast carbs; high-GI carbohydrates

slow carbs; low-GI carbohydrates