carbon dioxide; a colorless, odorless gas used for carbonated drinks and fire extinguishers, also known as [[碳酸气|碳酸氣|tan4 suan1 qi4]]

carbonic acid; a weak inorganic acid formed by dissolving [[二氧化碳|二氧化碳|er4 yang3 hua4 tan4]] in water, used in making soft drinks and chemicals

A class of organic compounds made of carbon, hydrogen, and oxygen that are a major source of energy for living things

A colorless, odorless, and highly toxic gas produced by the incomplete combustion of carbon; used as a fuel and in chemical industries.

A high-strength, lightweight material made of thin filaments of carbon atoms; used in sports equipment, aerospace, and high-performance engineering.

calcium carbonate; a white solid substance insoluble in water that is used to manufacture cement, ceramics, lime, and medicinal products

a binary compound formed by carbon and another metallic or non-metallic element

a chemical salt or ester of carbonic acid

sodium bicarbonate; baking soda

Any organic compound consisting entirely of hydrogen and carbon, such as those found in petroleum and natural gas; also called [[烃|烴|ting1]].

sodium carbonate; soda

carbon tetrachloride; tetrachloromethane

highly porous carbon processed to have high adsorption properties; used for filtration, purification, and in gas masks

silicon carbide; carborundum

a chemical compound used as a solvent and in the manufacture of rayon; carbon disulfide

Carbon steel with a carbon content typically between 0.1% and 0.25%, characterized by relatively low strength and good plasticity; commonly used in construction.

Iron-carbon alloy with a carbon content of less than 2 percent; commonly categorized into low, medium, or high carbon steel based on carbon content.

The process through which carbon is exchanged between the atmosphere, oceans, soil, and living organisms; primarily involving the conversion of [[二氧化碳|二氧化碳|er4 yang3 hua4 tan4]] into organic compounds by plants and its return to the air through respiration and decomposition.

(old name) carbonic-acid gas; carbon dioxide

a class of sedimentary rocks composed mainly of carbonate minerals, such as limestone or dolomite

Carbon steel with a carbon content between 0.6% and 2% characterized by high hardness but lower ductility; used primarily for making tools and wear-resistant parts

Carbon steel with a carbon content between 0.25% and 0.6%, primarily used for manufacturing steel rails and machine parts

bicarbonate; any salt containing the bicarbonate ion HCO3-

calcium carbide CaC2

amorphous carbon; carbon that does not have a crystalline structure

A condition caused by inhaling carbon monoxide, typically from incomplete combustion of carbon-based fuels, which prevents red blood cells from carrying oxygen; symptoms include headache, dizziness, and nausea.

heptose; any monosaccharide containing seven carbon atoms

a sugar with three carbon atoms, such as glyceraldehyde; any of the group of monosaccharides with the formula (CH2O)3

A monosaccharide with five carbon atoms, such as [[核糖|核糖|he2 tang2]].

containing a low amount of carbon, especially regarding materials like steel

An economic model based on low energy consumption, low emissions, and low pollution; it aims to reduce greenhouse gas emissions and global warming through technological innovation and the development of new energy sources.

A simple sugar with six carbon atoms, such as [[葡萄糖|葡萄糖|pu2 tao5 tang2]].

To reduce the amount of carbon dioxide released into the atmosphere; to decarbonize.

China's policy announced in 2020 aiming to reach peak emissions by 2030 and achieve neutrality by 2060; short for [[碳达峰|碳達峰|tan4 da2 feng1]] and [[碳中和|碳中和|tan4 zhong1 he2]].

containing carbon; carbonic

to absorb or soak up carbon, especially carbon dioxide from the atmosphere

tetrose; a monosaccharide with four carbon atoms

solid carbon dioxide

To capture and store atmospheric carbon dioxide through biological or physical means, such as reforestation or underground storage, to mitigate climate change.

chemical compound consisting of carbon, chlorine, and fluorine, commonly used as refrigerants and aerosol propellants

A type of organic compound made of fluorine, chlorine, and carbon used as refrigerants and propellants; known for damaging the ozone layer and being regulated by international agreements.

chlorofluorocarbon (CFC), any of several organic compounds composed of carbon, fluorine, and chlorine

the process of hardening the surface of low-carbon steel by heating it in a carbon-rich environment; cementation

phenol; carbolic acid

carbon neutrality; carbon-neutral; achieving a balance between emitting and absorbing carbon

to reduce carbon emissions, or the act of doing so