05-11-2008
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#43 (permalink)
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Quote:
Originally Posted by LongRod  Easy answer. It is too expensive. The USA has too much invested in USA weights and measures. We have built a whole nation measured in inches, feet, yards, ounces, pints, quarts gallons so that we can't suddenly change to cm, mm, meters, liters kilograms, etc. If we started manufacturing everything in millimeters, cm, liter, etc, then nothing will fit. 6 millermeter Tools won't work on 2 inch bolts. Trains with wheels axles 2 meters wide will not fit on tracks 7 feet wide. | If every other nation can do it why can't the US do it? The decimal point does exist... 2.1m... |
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