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Retrieved on: 2017-11-29 12:41:15
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<div>They call it the SMA tire, or the <b>shape memory alloy</b> tire. As the name states, the mesh on the tire is made of a metal. Previous spring tires developed by NASA used steel, but they encountered problems with deformation over simulated Martian terrain in the lab. And so they came up with a new solution: a ...</div>
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