#inactivation

[opensky-tom]

Face masks using copper alloy effective against Omicron variant | The Asahi Shimbun: Breaking News, Japan News and Analysis

Face masks jointly developed by a university and a company in Nara Prefecture that feature copper alloy render the Omicron variant of the novel coronavirus inactive within minutes, its developers said.

Do you wanna try this? It seems at least a good try. If you're interested, why don't you read the article?

[christinesaenz34-blog]