That's cool
Senior Airman Nevada Grassie works on an air conditioning unit at the base chapel June 13. Heating, ventilation and air conditioning Airmen are responsible for servicing AC units for more than 265 buildings on base to ensure the comfort of Team Charleston members. Airman Grassie is assigned to the 437th Civil Engineer Squadron as a HVAC specialist. (U.S. Air Force photo/Airman 1st Class Cynthia Spalding)