How Do You Make a Simple Gas Mask

Cut Off the Bottom of the 2-Liter Bottle. … Cut a U-Shape on the Side of the Bottle. … Remove Bands From Dust Mask. … Place Dust Mask Inside the Bottom of the U. … Duct Tape Mask to Bottle. … Duct Tape the Edges of Your Mask. … Cut Four Slits Near the Sides. … Thread Bands Through Slits and Tie Off.

How is a gas mask made?

Injection molding is a process by which molten plastic is injected into a mold under high pressure. The mold used for gas mask canisters consists of two disk-shaped pieces of metal that are clamped together. The plastic resin is liquefied by heating and then injected into the mold via an injection plunger.

Is it legal to own a gas mask?

In the USA, Yes. Technically, gas masks are allowed through the TSA security checkpoints. You should make sure that the mask doesn’t have any parts or features that aren’t permitted under other rules.