How to use a Gas Mask
This guide, presented by Polenar Tactical, details the critical steps for properly donning and sealing a gas mask, specifically the MIRA Safety CM-7M. It emphasizes the importance of a correct procedure for effectiveness, especially under pressure. The instruction covers strap preparation, face clearing, the sequence of donning and tightening, and a crucial seal test involving exhaling against the mask and then inhaling to check for suction. This technique is vital for ensuring the mask provides adequate protection.











