(chemistry) An α,β-unsaturated ketone, a colourless volatile liquid with a strong peppermint odour.

(inorganic chemistry) A colorless amorphous powder; a red or brown colored crystal.

(chemistry) A black solid with an ionic structure made by heating copper in air.

(organic chemistry) The epoxide derived from propane; it is used in the production of some polyethers

(chemistry) super-heavy water (T₂O)

(inorganic chemistry) The dark green to red oxide of cobalt, CoO, used to manufacture coloured glazes in the ceramics industry

(biochemistry) damage caused to cells or tissue by reactive oxygen species

(chemistry) The part of a flame that has an excess of oxygen and is capable of oxidizing something that it is in contact with

(biochemistry) oxidation caused by the presence of bacteria

plural of thermal oxidizer