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en.wikipedia.org/wiki/Submersible

A submersible is a small vehicle designed to operate underwater. The term submersible is ... Submersibles have many uses worldwide, such as oceanography, underwater archaeology, ocean exploration, adventure, equipment maintenance ...

en.wikipedia.org/wiki/Deep-sea_exploration

To explore even deeper depths, deep-sea explorers must rely on specially constructed steel chambers to protect ...

en.wikipedia.org/wiki/Mir_(submersible)

Mir is a self-propelled Deep Submergence Vehicle. The project was initially developed by the ... The Mir 1 and Mir 2, delivered in 1987, were designed and built by the Finnish company ... Traditionally, the personnel sphere of a deep sea submersible is manufactured of titanium plates that are welded together. On Mir, the ...

oceanexplorer.noaa.gov/technology/subs/subs.html

Submersibles alone enable us to explore the abyssal depths. ... total vacuum of outer space, Alvin is built to withstand the crushing pressure of the deep ocean.

oceanexplorer.noaa.gov/technology/subs/mir/mir.html

The Mir I and Mir II are battery-powered, three-person submersibles with a ... ever built, and gives them the capability to reach approximately 98% of the ocean floor . ... marvelous Mir submersibles are valuable tools for exploring the unknown.

oceanexplorer.noaa.gov/technology/subs/alvin/alvin.html

Alvin was the first deep-sea submersible capable of carrying passengers, usually a ... space, Alvin is built to withstand the crushing pressure of the deep ocean.

www.livescience.com/38174-how-to-explore-the-deep-sea.html

Jul 15, 2013 ... One of the world's first deep-sea human submersibles, Alvin, was built in 1964. Alvin made more than 4,400 dives, including dives to find a lost ...

oceanexplorer.noaa.gov/technology/subs/jason/jason.html

Jason and Medea are considered to be one of the first ROV systems purpose- built for scientific research and exploration. Together they offer wide area survey  ...

marinebio.org/oceans/submarines

The idea of traveling underneath the ocean waters inside a contained vessel has ... To function underwater, submarines are built a bit differently than surface ...