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chlorinate verb

  /ˈklɒ.ɹɪ.neɪt/
  • (transitive, chemistry) To add chlorine to (something, especially water, to purify it; or an auriferous substance, to extract gold from it).
 chlorer

chlorine noun

  /ˈklɔɹin/ , /ˈklɔːɹiːn/
  • A toxic, green, gaseous chemical element (symbol Cl) with an atomic number of 17.
 chlore
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