pepper ball

 

English Wikipedia has an article on:

Pepper-spray projectile

Wikipedia

pepper ball (plural pepper balls)

1. A projectile filled with irritating powder similar to pepper spray.
   • 2020 June 1, “Fourth day of Omaha protests brings more clashes after curfew, but also signs of unity”, in Omaha World-Herald‎^[1]:

     An officer shot pepper balls at the crowd.

   • 2020 June 2, Zack Budryk, “DC National Guard asks for investigation into use of helicopter to target protesters”, in The Hill:

     Officials have insisted that tear gas was not deployed but rather pepper balls and smoke canisters.