A dozen at a time, Marines are ushered into a small, dark, brick room ... how to take care of and use a gas mask, how to don Mission-Oriented Protective Posture gear, the process for ...
to experience its effects and to know how to properly use a gas mask. SSgt Antonio Garay: Gas chamber's important because it builds confidence. Confidence in the gear, confidence in the drill ...
More than 40 million gas masks were issued. In America there was a gas mask for children that looked like Mickey Mouse, with the character's nose and ears and even a picture of him on the gas filter.