Make Your Stomach Ache Go Away. Stomach aches, otherwise known as abdominal pain, are one of the most annoying maladies that can affect almost anyone at anytime in their lives. There are endless causes for stomach aches and the most frequent causes will be discussed here.
2)HULL CAPACITY. Hulls are special structures in a submarine to hold water in them which help the submarine to maintain buoyancy underwater. The deepest a submarine can go is about 3 km underwater(I dunno if modern technology has surpassed that level or whatever).
78 (72 active and 6 under construction) There are two different types of submarines... The Attack Sub, which is designed to seek & destroy enemy subs & surface ships. The Ballistic Missile Sub, which is a nuclear-powered sub armed with long-range strategic missles.