Cloth face masks, often cobbled together as a makeshift alternative when stocks of surgical masks run low, and sometimes worn as a fashion statement, offer no practical protection against the ...

Like surgical masks, N95 masks are intended to be disposable ... Experts do not recommend using face shields instead of masks. It's not clear how much protection shields provide.

Upper School physics teacher Larry Hiller took up the cause, helping the students to create face shields and masks using the school’s 3D printer. Using this state of the art technology ...