美國倉庫的近1百50萬隻 N95 口罩過期還是安全可用的：CDC guidelines issued for their safe use during the coronavirus outbreak.

Nearly 1.5 million N95 masks are sitting in a U.S. government warehouse in Indiana. Authorities have not shipped them because they're past their expiration date, despite CDC guidelines issued for their safe use during the coronavirus outbreak.

WASHINGTONPOST.COM

U.S. government has 1.5 million expired N95 masks sitting in an Indiana warehouse

The respirators have not been distributed despi