The UPMC Altoona Foundation has purchased a $16,000 suite of equipment for testing the personalized fit of facemasks on ...

Firefighter Dylan Armentrout, donned in full Firefighting gear, attaches his respirator to his mask, getting an audible hiss as the mask seals to his face. With the oxygen tank now supplying air to ...

It has stunned some rescue teams to learn that almost none of the masks used today can seal out poison gas. Source CBSNEWS.com It has stunned some rescue teams to learn that almost none of the ...