Submarines

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Submarines can be classified into main types: conventional submarines and submarines. Conventional submarines are submarines run on diesel fuel, for the U.S.S. Trigger. These submarines very uncomfortable to live in, under water and unable to under water for a long . They are older types of and are small or medium vessels with a small crew. have a shorter range than submarines and cannot go as . Conventional submarines carry guns, mines torpedoes.

Nuclear submarines are submarines run on nuclear power, e.g. U.S.S. George Washington. These submarines more modern than conventional submarines have very comfortable living conditions. are very big vessels and a large crew. They have very long range and can under water for a very time. Nuclear submarines are very under water and are able go deeper than conventional submarines. carry large missiles.