After drying and being treated with another solvent, the polymer settles into a regular hexagonal pattern--a kind of plastic-like screen--on the crystalline surface.

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Luckham and Torres milled down old fabrics and mixed the fibers with a polymer, then added a solvent that would evaporate before the formula hit a surface and turned solid on contact.

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The researchers then spray the crystal's surface with a specially designed polymer dissolved in a hydrocarbon-based solvent.

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