http://www.huliq.com/tags/ultra-hard-materials The taxonomy view with a depth of 0. en http://www.huliq.com/19203/scientists-design-new-super-hard-material <strong>Ultra-hard materials</strong> are used for everything from drills that bore for oil and build new roads to scratch-resistant coatings for precision instruments and the face of your watch. http://www.huliq.com/19203/scientists-design-new-super-hard-material#comments Science Diamond super-hard materials Ultra-hard materials Fri, 20 Apr 2007 10:39:20 -0500 harminka 19203 at http://www.huliq.com