Dictionarytet•ra•meth•yl•leadPronunciation: (te"tru-meth"ul-led'), [key] —n. Chem. a colorless liquid, (CH3)4Pb, insoluble in water, slightly soluble in alcohol and benzene, used as an antiknock agent in gasoline. Also called TML Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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