My guess is that it's an international standard and the TSA just dumbed down the measurements for the Americans.
Carleton ----- Original Message ----- From: "JohnAltounji" <[email protected]> To: "USMA" <[email protected]> Sent: Monday, March 11, 2013 2:07:52 AM Subject: [USMA:52487] TSA The TSA is allowing knives with a 6 cm blade length on planes. I wonder if they are going metric. There is a conversion to inches. Is the TSA going metric??? John Altounji One size does not fit all. Social promotion ruined Education.
