>> circular sleds for winter recreation >> make great retro-reflectors for their sound assault :P~
> is what is posted here true? http://www.unmuseum.org/burning_mirror.htm Works, with compatible frequency range, and would be rather difficult to maintain aiming and focal distance in the chaos of a street protest, but fun to think about. https://en.wikipedia.org/wiki/Active_Denial_System https://www.reddit.com/r/ProtestPros/comments/gye1j1/if_youre_protesting_please_beware_of_long_range/ftclmsj/ https://www.reddit.com/r/AntifascistsofReddit/comments/gy4n30/if_youre_protesting_please_beware_of_long_range/
