Refrigerants used in air conditioners are changing … again. The last round of changes took place between the mid-1990s through 2010, as chlorofluorocarbon (CFC) and hydrochlorofluorocarbon (HCFC) ...
Last March, the National Fire Protection Association (NFPA) released some startling statistics for the 3-year period ending in 2005. According to NFPA, 1,400 fires occurred annually in which flammable ...
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