The crossword puzzle clue today is "Air filter acronym". To solve this puzzle clue, we look for the similarity crossword puzzle definitions for our clue. Below are the possibilities crossword solution and answer for "Air filter acronym". Good luck! :).

Air filter acronym :

HEPA

Air filters can be specified as HEPA, with the acronym standing for “high-efficiency particulate absorption”. To be given the name HEPA, the filter must remove 99.7% of particles with a size of 0.3 microns or larger.

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