The pain of the pimple went away, but the area around my mole is still slightly swollen is this normal? Dr. Gurmukh Singh Dr. Singh Need for check up: It is not feasible to provide a meaningful opinion without taking additional history, physical examination and may be some tests.
â¢ UL 2127 (Inert clean agents) â¢ UL 2166 (Halocarbon clean agents) â Class A test â¢ Wood crib â 6 minute preburn, 10 minute hold â¢ Non-cellulosic polymer sheets (next slides)
But the problem with halons is they can destroy up to 10 times as much ozone as CFCs can. For this reason, halons are the most serious ozone-depleting group of chemicals emitted in British Columbia. Hydrofluorocarbons (HFCs) are being developed to replace CFCs and HCFCs, for uses such as vehicle air conditioning.