Benefits of separation
Senior Airman Jessica Campbell checks blood vials before inserting them into the centrifuge for separation at the 628th Medical Group laboratory June 8, 2010 on Joint Base Charleston, S.C. The centrifuge spins at high rounds per minute separating the red and white blood cells from the serum for testing. Airman Campbell is a lab technician with the 628 MDG. (U.S. Air Force photo/Senior Airman Timothy Taylor)