Thallium (Tl) belongs to the Group 3 - Boron Family of elements. In the new IUPAC grouping, The Boron family is now Group 13.
Page updated 2/25/2016. Carrier, clerk, mail handlers, and distribution associates are required to take and pass the 473 Postal Exam. Other applicants including motor vehicle operators, mechanic, clerical, electronic technician, machinist, and trades must also pass a written test.
Do I need a food handler card? If you are a food handler in the County of San Diego, you are required to complete a food safety course that is approved for use in San Diego County. Completing an approved food safety course will award you with a County of San Diego Food Handler Education Certificate.