Process Allows Plastic to Adapt on Demand
Engineering Materials 4/23/2012 10 comments A process invented by a Duke University engineering team can change the surface texture of a soft polymer from rough to smooth, and back again, in a few milliseconds by changing the voltage applied to it.
The implementation of a new diesel fuel standard in the US has considerably improved the environmental performance of diesel vehicles. The Environmental Protection Agency (EPA) says that the new ultra-low sulfur diesel (ULSD) fuel has combined with other improved technologies to reduce diesel's particulate matter (PM) emissions by 99%.
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