1) Alternative to rubber bullets 2) Anti-mob tool 3) Antiriot weapon 4) Attack with 5) Canister at a riot 6) Cause of a stinging breakup 7) Chemical used by riot squads 8) Chemical weapon 9) Crowd control device 10) Crowd disburser 11) Crowd disperser 12) Demonstrating control 13) Demonstration halter Found on https://www.crosswordclues.com/clue/teargas