OTW Red Dot Sight Explained in Instagram Photos

https://wiki-nest.win/index.php?title=5_Bad_Habits_That_People_in_the_OTW_Red_Dot_Industry_Need_to_Quit

A gun is usually a ranged weapon generally designed to pneumatically discharge projectiles[1] which have been sound (most guns) but can be liquid (as in h2o guns/cannons and projected h2o disruptors) or perhaps