Robbins said the standard for the DoD is 15% and it is 20% for industry but, due to the austere environments in which the Army uses gas masks, his team strives for better than the standard.

Army develops Vader-like power-cooled gas mask/helmet combo JournalBot May 19, 2014 Jump to latest Follow Reply ...

Go inside a gas chamber as Soldiers in the 35th Combat Sustainment Support Battalion conduct mask confidence training to boost unit readiness. Tip: Use your mouse to pan and look around.

Gas masks have become a scarce commodity in New York City, too. "When this panic hit, in one day alone, we sold over 2,000," said Larry Lopez, who manages an Army and Navy store on lower Fifth Avenue.

Melanie Peeples reports that some 40,000 residents of Anniston, Ala., are the first civilians to be issued gas masks by the government. They live within a 6-mile radius of an Army chemical weapons ...