• The United States is one of the few countries left in the world who still have not converted to using the Metric System as a standardized system of measurement.

    FORBES: Move up http://i.forbesimg.com t Move down

  • One, Mars Climate Orbiter, had a particularly humiliating crash, because the fault lay with a group of engineers who, in defiance of common sense, had continued to use imperial units of measurement in their calculations when all around had adopted the metric system.

    ECONOMIST: Exploring Mars

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