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Magic Sand - Sand that is Always Dry!

Magic Sand - Sand that is Always Dry!
  SpanglerScienceTV
5203   2.56M  

How can something submerged in water stay dry? When ordinary sand gets wet, the result is a clumpy mess. However, "Magic Sand" begins as normal looking sand, until it's coated with a substance that repels water. This special coating keeps the sand dry eve

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Hat  Magic  


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