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 Trieste reached a depth of 10,900 meters, or more than 35,000 feet when it dove the Pacific's Challenger Deep, the deepest spot in any ocean. The Alvin, the submersible that first dived the Titanic, can reach depths of 4500 meters. Alvin's replacement will be capable of reaching 6500 meters.