Two non-contacting, claw-type rotors in an oil-free chamber provide the vacuum for the Busch MM Series (www.buschpump.com) dry vacuum pump. Busch engineers say it's for applications where dust particles are present. The non-contacting design means no wear in the pumping chamber, they say, so maintenance is low.
Do you wear your ugly Christmas sweater while fighting zombies, or simply chill in front of your homemade entertainment center while your automated cat feeder keeps your feline friend at bay? Whatever you prefer, one of the following gadgets is sure to get your DIY motor running.
Marine mussels and their interaction with the ocean environment has inspired a breakthrough in developing a nontoxic coating for organic electronic components that also could speed up the manufacturing process.
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