Velcro of Steel: So strong, yet still removable TUM Institute of Metal Forming and Casting (utg) From Popular Science:
German-created steel fasteners can withstand loads of more than 38 tons per square meter, hook and unhook without tools.
Velcro has proved plenty useful as a quick fastener on shoes and other household items, but lacks the strength to resist fiery temperatures and powerful chemicals in industrial settings. Now German scientists have taken the hook-and-loop fastener concept and developed a Superman version, called Metaklett.
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