Gas mask. This type of respirator is used as protection to avoid breathing air contaminated by biological or chemical warfare agents during a terroris

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Gas mask. This type of respirator is used as protection to avoid breathing air contaminated by biological or chemical warfare agents during a terrorist attack.

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Size: 3584px × 4878px
Photo credit: © LAWRENCE LAWRY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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