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An Air Force engineering test of a concrete barrier, that was to surround nuclear reactor domes
Posted 2 years ago by LogMeIn in category: interesting   Comments (1)


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Richard Hammond
Posted 1 year ago by LightShaft in category: interesting   Comments (3)


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Posted 2 years ago by Albino in category: interesting   Comments (0)



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A possible simple solution for helping oil removal out of water
Posted 3 years ago by rodolfo in category: interesting   Comments (1)


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Posted 2 years ago by VFMN in category: interesting   Comments (0)