Arabian Gulf (Jan. 1, 2004) -- Machinist's Mate 2nd Class Stan Proctor from Crofton, Md., inserts the calcium-fluoride crystal from a Thermal-Luminescent Dosimeter (TLD) into a TLD reader to record radiation exposure levels. TLDs are carried by approximately 1,200 Engineering and Reactor Department personnel aboard the nuclear-powered aircraft carrier USS Enterprise (CVN 65), and measure exposure to radiation and the level of exposure of each TLD. Each TLD must be recorded monthly by the Reac...