actifier

noun

ac·​ti·​fi·​er

ˈak-tə-ˌfī(-ə)r

plural -s

: the part of the equipment for liquid purification of gases in which alkaline scrubbing solutions are reactivated (as by use of steam) by driving out hydrogen sulfide

called also reactivator

Word History

First Known Use

circa 1934, in the meaning defined above

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