English Explanatory Dictionary

P100

English dictionary entry

Meanings

noun
  1. P100; Ellipsis of NIOSH P100.
  2. P100 standard
  3. P100 filter

Word forms

P100 P100s

Etymology

From Initialism of oil-Proof with 100% filtration efficiency in NIOSH air filtration ratings.

Related words

N100 R100
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