That Fahrenheit guy actually used his wifey`s ass as a 100deg reference point for god sakes!
foot per pound, mile per galloninches, geez...
just kidding.i am sure those things are easily understood by you guys...
oh... an a foot is, what, 33cm? and an inch is 2.5cm? (ok, so we use the inch and foot things a little bit too..)