How to Explain OTW Red Dot Sight to Your Boss
https://super-wiki.win/index.php?title=Air_Gun_Blog:_All_the_Stats,_Facts,_and_Data_You'll_Ever_Need_to_Know
A gun is usually a ranged weapon normally made to pneumatically discharge projectiles[1] which might be stable (most guns) but can also be liquid (as in water guns/cannons and projected drinking water disruptors)