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).
Real Deep ;) Actually, it can get to 35,838 feet. That's how deep Challenger Deep in the Marianas Trench off the Marianas Island in the Pacific Ocean gets. The U.S. Navy submersible Trieste reached it in 1960. That's about a mile deeper than Mount Everest is high. And that's real deep.