Save energy on equipment by... Using only energy-efficient products. Comply with UB and state policies requiring the purchase of Energy Star computers and equipment. If Energy Star is unavailable, purchase the most energy-efficient model offered. Turning off all office and research equipment when not in use. This includes copiers, printers, refrigerators, coffee makers, and environmental rooms and chambers. Whenever possible, turn off fume hoods or go to low speed when not in active use.