The ZKZM-500 is a laser gun developed in China during 2018 by the Xian Institute of Optics and Precision Mechanics at …
Basic survival, emergency preparedness, some politics with a few fun do-it-yourself skills thrown in.
Basic survival, emergency preparedness, some politics with a few fun do-it-yourself skills thrown in.
The ZKZM-500 is a laser gun developed in China during 2018 by the Xian Institute of Optics and Precision Mechanics at …