'Caulk-like' stuff could avert disaster
(Newser) -
Spacewalking astronauts successfully tested a high-tech goo that can be used to repair heat shields and help avert a repeat of the 2003 Columbia shuttle disaster, the
Houston Chronicle reports. In work reminiscent of a “tile-and-grout” job, astronauts sprayed the pink caulk onto shuttle sections that were purposely damaged....
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