The Biggest Problem With OTW Red Dot Sight, And How You Can Fix It
https://online-wiki.win/index.php?title=5_Bad_Habits_That_People_in_the_Gamo_Big_Cat_1250_Air_Rifle_Industry_Need_to_Quit
A gun is usually a ranged weapon normally intended to pneumatically discharge projectiles[1] that happen to be sound (most guns) but can even be liquid (as in h2o guns/cannons and projected drinking water disruptors)