Rick Crammond has found a way to improve the Tesla turbine design and give it an update that can sharpen pencils at 2,200 rpm. That's some fast cranking. The turbine alone can reach speeds of 8,000-to-12,000 rpm before it self-destructs. So, Rick built a "bullet-proof" containment box. The turbine, which requires no bearings or shafts, runs on compressed air and spins a pair of disks magnetically coupled to the sharpener.
The rear window on Ford's Lightweight Concept vehicle, based on the Fusion model, is made with a material combination devised by SABIC that saves 35% of the weight. The car's overall weight is 25% lighter than a standard production 2013 Fusion.
Major global metropolitan areas are implementing a vast number of technology, energy, transportation, and Internet projects to make the metropolis a friendlier, greener, safer, and more sustainable place to be.
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