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Meaning of P99 | Babel Free

Noun CEFR A2

Definitions

P99; Ellipsis of NIOSH P99.
uncountable
P99 standard
uncountable
P99 filter
countable

CEFR level

A2

Elementary
This word is part of the CEFR A2 vocabulary — elementary level.

See also

Pa PA cage PA speaker PA system Pa-ch'u Pa-chung