is a trade name for a class of chemicals (known as Chlorofluorocarbons or CFC's) used as a refrigerant in air conditioning systems. Freon is a gas at room temperature and a liquid when cooled or compressed. Freon gas is colorless, non-flammable and relatively odorless. Some Freons have an ether-like odor.
How should I take my forearm circumference measurement? In order to take your forearm circumference measurement, you should tense your arm muscle and measure around the thickest part of your forearm, as pictured.
The proper way to determine sleeve length is to measure your arm at the center point where your neck meets your shoulders. Hold your arm slightly akimbo, as though you had your thumb hooked into your pant pocket, and guide the tape down along your arm to your elbow and on toward your wrist.