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.
Before you give the go-ahead to your HVAC professional to âchargeâ the system, which is the term used to refill to the appropriate level, there are a few things you need to know. 1) Know what kind of refrigerant your air conditioner or heat pump uses and how low it is. R22 which is commonly known as freon was the most prominent refrigerant in use until a few years ago when the EPA mandated production be stopped.