To understand exactly how effective both face masks and face shields can be at protecting you and others from contracting the virus, Rand McClain, DO, chief medical officer of Live Cell Research ...

And those efforts are extending across the entire U.S. military. Some Air Force instructors have started 3D printing, not only face shields, but reusable plastic N95 face masks, the service said.

BUFFALO, N.Y. — The University at Buffalo has donated more than 200 reusable 3D-printed face masks and 100 face shields to the Buffalo City Mission for distribution to its clients and staff. Delivered ...