Nouns denoting substances
- night soil
- human excreta used as fertilizer
- urease
- an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria
- benzoyl group
- the univalent radical derived from benzoic acid
- silver nitrate
- a nitrate used in making photographic emulsions; also used in medicine as a cautery and as a topical antibacterial agent
- sodium iodide
- a crystalline salt used like potassium iodide
- RNase
- a transferase that catalyzes the hydrolysis of ribonucleic acid
- phospholipid
- any of various compounds composed of fatty acids and phosphoric acid and a nitrogenous base; an important constituent of membranes
- trisaccharide
- any of a variety of carbohydrates that yield three monosaccharide molecules on complete hydrolysis
- red brass
- brass with enough copper to give it a reddish tint; used for plumbing pipe and other brass hardware and in cheap jewelry
- anabolic steroid
- any of a group of synthetic steroid hormones used to stimulate muscle and bone growth; more than 100 have been developed and each requires a prescription to be used legally in the United States; sometimes used illicitly by athletes to increase their strength
- polymethyl methacrylate
- a transparent plastic used as a substitute for glass
- gallic acid
- a colorless crystalline acid obtained from tannin
- potassium hydrogen tartrate
- a salt used especially in baking powder
- glycoside
- a group of compounds derived from monosaccharides
- effluvium
- a foul-smelling outflow or vapor (especially a gaseous waste)
- sal volatile
- a solution of ammonium carbonate in ammonia water and alcohol
- activator
- (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
- white vitriol
- a colorless water-soluble powder; used as a mordant or to preserve wood or for the electrodeposition of zinc
- cesium 137
- a radioactive isotope of cesium used in radiation therapy
- facial tissue
- tissue paper suitable for use on the face
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