Nouns denoting substances
- lead arsenate
- a poisonous white solid (Pb3[AsO4]2) used as an insecticide
- pseudoephedrine
- poisonous crystalline alkaloid occurring with ephedrine and isomorphic with it
- archil
- a purplish dye obtained from orchil lichens
- pregnanediol
- a compound found in women's urine during certain phases of the menstrual cycle and in the urine of pregnant women
- gel
- a colloid in a more solid form than a sol
- acaricide
- a chemical agent used to kill mites
- carbamic acid
- an acid that is known only by virtue of its salts (as ammonium carbamate) or its esters (as urethane)
- fulminic acid
- (CNOH) an unstable acid occurring mainly in the form of explosive salts and esters that is isomeric with cyanic acid
- boric acid
- any of various acids containing boron and oxygen
- Norlutin
- a synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis
- nitrohydrochloric acid
- a yellow fuming corrosive mixture of nitric and hydrochloric acid that dissolves metals (including gold)
- twins
- (mineralogy) two interwoven crystals that are mirror images on each other
- lactic acid
- a clear odorless hygroscopic syrupy carboxylic acid found in sour milk and in many fruits
- raveling
- a bit of fiber that has become separated from woven fabric
- hydrobromic acid
- an aqueous solution of hydrogen bromide that is a strong liquid acid
- flooring
- building material used in laying floors
- ozone
- a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)
- triazine
- any of three isomeric compounds having three carbon and three nitrogen atoms in a six-membered ring
- bastnaesite
- a yellow-to-brown mineral that is a source of rare earth elements
- Rb
- a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
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