https://www.democracynow.org/2008/8/26/denver_police_arrest_91_fire_pepper
Denver Police Arrest 91, Fire Pepper Spray & Pepper Balls at Protesters | Democracy Now!
As the Democrats celebrated inside the Pepsi Center on the opening day of the convention, outside on the streets police pepper-sprayed protesters and rounded...
pepper spray ballsdenver police
https://www.livescience.com/pepper-spray-chemical-irritant.html
Dear attorney general: Pepper spray is a chemical irritant. So are pepper balls. | Live Science
Jun 8, 2020 - Attorney General Bill Bar sought to downplay the clearing of peaceful protestors from Lafayette Park in Washington, D.C. on June 1 by claiming that pepper...