Changing the metrics
Blog 11/20/2000 Post a comment The U.S. government has been toying with the idea of converting to the metric system for decades, but so far the impact appears to be limited to random usage on pricey bottled waters and dual-dimensioned highway signs and car speedometers.
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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