A device used to filter air so you can breath good air. Used mostly while in areas with aerosol, pesticides, poisons.. ect..

When you eat dirt for the first time and leave your family to build a shack in the woods

This is were you have someone lie down and open their mouth. Then the donor pulls of their pants and farts into the recipient's mouth. The recipient then inhails the gas.
Can be done without recipient's permission, but that is not advised. This is very populator in some parts of Michigan.