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).
The depth estimate of 2.3 miles is about 69 to 167 feet (21 to 51 meters) less than previous estimates. (Some areas of the ocean, such as the Mariana Trench (at nearly 7 miles or 11 km deep) are of course much deeper than the average, while other areas, such as the Mid-Atlantic Ridge are shallower.).