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After redistilling the ether (to purify it from unreacted ethanol and sulphuric acid) it was ready for making ice. The space above the ether in a small glass bottle was joined to a pipe leading to the siphon pump. As the vacuum was generated, the ether evaporated and removed heat from the water in the insulated container.
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Major funding for Rough Science was provided by the National Science Foundation. Corporate funding was provided by Subaru. Copyright © 2002 The Open University and WETA. |
