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The white, spherical start tank. The start tank contains pressurized hydrogen gas (initially from a ground source, but is refilled during S-IVB engine operation to allow for engine restart) which is used to provide the initial spin on the turbines, bootstrapping the turbopumps.
| Time picture taken | Wed Jul 30 15:24:08 2008 |
| Location picture taken |
Open-Air Exhibit Gallery Science Museum Oklahoma (formerly the Omniplex) Oklahoma City, OK |
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