KF94

Etymology
From.

Noun

 * 1)  An air particulate filtration standard originating in the Republic of Korea, South Korea, which requires filtration of 94% of air particulates.
 * , a filter implementing the standard
 * , a facemask using a filter conforming to the standard

Coordinate terms

 * U.S. standard, similar and almost equivalent to the Korean standard
 * Chinese standard, similar and almost equivalent to the Korean standard

Translations

 * French: KF94
 * Korean: KF94
 * Spanish: KF94

Etymology
From Korean, as coined in South Korea.

Noun

 * 1)  filtration standard

Etymology
From Korean, from.

Noun

 * 1) A filtration standard
 * 2) A filter implementing the standard
 * 3) A mask using the filter of that standard
 * 1) A mask using the filter of that standard

Etymology
From Korean, as coined in South Korea.

Noun

 * 1)  filtration standard