An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic.
Teffs
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A shortened word that refers to teflon coated (and often steel core) ammunition which, at close range will penetrate vests, engine blocks, kevlar helmets, etc. Teflon, a fluorocarbon, is the acclaimed slipperiest substance in the world, which makes it an effective cop killer.
Teffs meaning & definition 1 of Teffs.
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