A certificate or diploma program in blood bank technology is available to those who have completed their 12th-grade coursework in Physics, Chemistry, and Biology. Those who are interested in taking blood bank technology certificate courses must have a combined overall grade point average of at least 50% in the fields of physics, chemistry, and biology. The course "Blood Bank Technician" is at the diploma level. Experts in blood bank technology handle every aspect of the blood bank center's operations, from routine testing to special systems. Blood banking professionals work in the management of transfusions, practical labs, and research facilities. Blood bank services have in-depth knowledge of a variety of topics, including hereditary factors, immunology, blood collections, assortment and fulfillment of blood amounts and parts, the blood transferring process, other management activities, staff arrangements, adhering to regulations, and computerized data documentation.