Originally Posted by
GreatDane
Ahh that explains it: My friend who is american and speaks neither french nor spanish had a 100 mL bottle confiscated last month at a TSA checkpoint at PHL because "... it exceeded 3 ounces". He tried arguing but no dice: Leave it or check it!
I think thats a PHL issue, they also seem to have problems with the fact that something can weigh 120g and have a volume of less than 100ml. With the basic definition if density being logical in metric, I presume they just dont teach it in TSA school