gas masks

Gas masks are one of the most basic types of equipment used by many law-enforcement officers to breathe clean air in a poisonous or polluted environment. These gas masks protect the wearer from pollutants by covering a large portion of their face.

Many workers in chemical factories also use gas masks to safeguard themselves from harmful chemicals. But how do these gas masks actually work? If this question has struck your mind, this article will provide you with a thorough answer.

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