Tomeck:
Why Americans don't use metric system, it's easier?
hmhm it is a Airconventil,....
I do not know about but the DIN was foundet under the German king in the years off
war to coordinate the bulletproduce,well U.S.America is mor or minder British formed
so that is clear no intest been in the Metric sytem that have his off spring on the
gram or milligram in Karat from the Arabian and near east units from ther markets
there,Briton had also no Hansa traderbound Citys ,ther Sealord odert to destroi all
Hansatic vessel on the Ocean so they never exaptet their signal as tradeunits...