Noun
(uncountable) An air particulate filtration standard originating in the People's Republic of China, which requires filtration of 95% of air particulates 0.3 microns and larger.
(countable) Ellipsis of KN95 filter., a filter implementing the standard
(countable) Ellipsis of KN95 mask., a facemask using a filter conforming to the standard
Source: en.wiktionary.orgAmong the above-mentioned enterprises that obtained emergency authorization, 26 masks were manufactured using the Chinese KN95 standard. Source: Internet
He still chased down loose balls that night, but he did it with a KN95 mask covering his nose and mouth, warmups covering his body and running shoes on his feet. Source: Internet
The equivalent protection levels include medical protective masks that comply with Chinese standards, KN95 protective masks, and FFP2 protective masks that comply with European standards. Source: Internet
“They are KN95 masks and they are fully covered,” Bundren said. Source: Internet