KF94

English

Etymology

Initialism of Korean Filter with 94% filtration efficiency.

Noun

KF94 (countable and uncountable, plural KF94s)

1. (uncountable) An air particulate filtration standard originating in the Republic of Korea, South Korea, which requires filtration of 94% of air particulates.
   • 2022 January 14, Tara Parker-Pope, “How to Find a Quality Mask (and Avoid Counterfeits)”, in The New York Times‎^[1]:

     However, some fake masks made in China may be labeled KF94, so shoppers still need to do their homework.

2. (countable) Ellipsis of KF94 filter., a filter implementing the standard.
3. (countable) Ellipsis of KF94 mask., a facemask using a filter conforming to the standard.
   • 2022 January 14, Tara Parker-Pope, “How to Find a Quality Mask (and Avoid Counterfeits)”, in The New York Times‎^[2]:

     Unlike cloth masks, high-quality masks — called N95s, KN95s and KF94s — are made with layers of high-tech filtering material that trap at least 94 to 95 percent of the most risky particles.

Coordinate terms

• N95 (U.S. standard, similar and almost equivalent to the Korean standard)
• KN95 (Chinese standard, similar and almost equivalent to the Korean standard)

Translations

standard

• French: KF94
• Korean: KF94 (KF94)
• Spanish: KF94

French

Etymology

From Korean English KF94, as coined in South Korea.

Noun

KF94

1. KF94 filtration standard

Korean

Etymology

From Korean English KF94, from Initialism of Korean Filter with 94% filtration efficiency.

Noun

KF94 • (KF94)

1. KF94
   1. A filtration standard
   2. A filter implementing the standard
   3. A mask using the filter of that standard

Descendants

• English: KF94
• French: KF94
• Spanish: KF94

Spanish

Etymology

From Korean English KF94, as coined in South Korea.

Noun

KF94

1. KF94 filtration standard