cessation of all life (metabolic) processes. Death may involve the organism as a whole (somatic death) or may be confined to cells and tissues within the organism. Causes of death in human beings include injury, acute or chronic disease, and neoplasia (cancer).
R409A is a blend of HCFC refrigerants introduced to retrofit R12 in air conditioning and refrigeration applications.CFCâs are commonly accepted as having an overall detrimental effect on the environment through both their ozone depletion potential and global warming potential and consequently are being phased out completely.
What is refrigerant? Typically referred to by the DuPont trade name Freon, the most common Freons are R-12, R-134A, and soon, HFO-1234yf. Freon is pretty similar to motor oil and radiator coolant in that it is a working fluid designed for a specific system; In this case, your carâs A/C system. Refrigerant is a specially formulated mixture thatâs sole purpose for transforming hot air into cold air.