Bare feet to pat-downs: Five big changes in TSA screening at airports
Security screening at US airports has undergone waves of changes in the years since the terror attacks of September 11, 2001.
Toner cartridges taboo
"Toner and ink cartridges over 16 ounces will be prohibited on passenger aircraft in both carry-on bags and checked bags on domestic and international flights in-bound to the United States," said Department of Homeland Security Secretary Janet Napolitano in a Nov. 8 statement responding to the discovery.
Common printer ink cartridges, such as the ones found in most desktop inkjet printers, are not subject to the new ban.