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.
Food Handler's Test. Locations. All food service workers in Oregon must obtain food handlerâs certification within 30 days of the date of hire (OAR 333-175). To get certified, you must pass the food handlerâs test, available both online and at our office. Cost. $10. Preparing for Your Test