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P99. In DICTIOUS you will not only get to know all the dictionary meanings for the word
P99, but we will also tell you about its etymology, its characteristics and you will know how to say
P99 in singular and plural. Everything you need to know about the word
P99 you have here. The definition of the word
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Translingual
Etymology
English P99
Noun
P99
- A filtration type that efficiently filters out 99% of airborne particulates of 0.3 microns (“μm”) (and all larger particles) and is strongly resistant to oils.
- By extension, filtration standard of 99% of airborne particulates
- A filter implementing the P99 standard.
Coordinate terms
English
Etymology
From Initialism of oil-Proof with 99% filtration efficiency in NIOSH air filtration ratings.
Noun
P99 (countable and uncountable, plural P99s)
- P99; Ellipsis of NIOSH P99.
- (uncountable) P99 standard
- (countable) P99 filter
Coordinate terms
- N99 (non-oil-proof filter standard)
- R99 (oil-resistant filter standard)