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Submarine (6460 words) |
 | Submarines are also used for marine and freshwater Science and for work at depths too great for human divers. |
| Nuclear powered submarines and other large submarines are classed as ships, but are customarily referred to by their crews as "boats". |
| Submarines did not have a major impact on the outcome of the war, but did portend their coming importance to naval warfare and increased interest in their use in naval warfare. |
| Submarine - ExampleProblems.com (6716 words) |
| Submarines at periscope depth in clear water during the daytime are more easily detectable by aircraft that are directly overhead. |
| Some modern submarines are able to generate oxygen for their crew by electrolysis of water. |
| Another Confederate submarine was lost on her maiden voyage in Lake Pontchartrain; she was found washed ashore in the 1870s and is now on display at the Louisiana State Museum. |
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