Few U.S. civilians even noticed when WPB clamped down on dichlorodifluoromethane (C C12 F2). Most people did not know that they 1) had ever had it, 2) needed it, 3) had lost it. But C C12 F2 is ...

Freon 12 is the Dupont trade name for flurocarbon refrigerant gas, CCl 2 F 2. The material has a molecular weight of 120.92. Its critical constants are: T c = 385 K, p c = 41.2 bars, and Z c = (p c v ...

KARACHI, Feb 3: The price of refrigerant Freon-12 has gone up to Rs325 per kg from Rs120, causing heavy burden on the end users who now have to pay more. As a result of this raise, people like ...