What Is Tear Gas? | How Tear Gas Works, Hong Kong Protests

When ignited, charcoal inside the canister burns, while chemical compounds such as potassium nitrate and potassium chlorate produce oxygen that fuel the fire. Potassium nitrate particularly helps charcoal burn faster, according to Wired. Potassium chlorate breaks down into plumes of potassium chloride gas.

Can You Use Mud to Neutralize Tear Gas?

Mud would definitely do the trick, Jordt says. “It would extinguish the burning components, block the oxygen supply of the cartridge, and plug openings where aerosol comes out.”

via popularmechanics What Is Tear Gas? | How Tear Gas Works, Hong Kong Protests