engineering recuitment HPCL Junior Executive 2025 Mock Test Refrigeration and Air Conditioning Refrigerants
It is not a cause for discouragement of the use of Chlorofluorocarbon (CFC) refrigerants in domestic refrigerators and air-conditioners for
1
their ozone depletion potential
2
their global warming potential
3
their tendency to migrate to the upper atmosphere by molecular diffusion
4
their toxicity and non-availability