Gas mask emergency. Man wearing a respirator about to hit a red button. The button could be an emergency alarm to warn of a fire or a terrorist attack

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Gas mask emergency. Man wearing a respirator about to hit a red button. The button could be an emergency alarm to warn of a fire or a terrorist attack. Respirators are worn to avoid breathing air contaminated with smoke or by biological or chemical warfare agents during a terrorist attack.

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Size: 4193px × 4188px
Photo credit: © CRISTINA PEDRAZZINI/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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