The theoretical refrigerating effect of a refrigerant is equal to its?
Latent heat of evaporation
The property which is responsible for calculating the size of the control valve and pipping is?
Density
The refrigerant R-11 belongs to which group?
A1
The ability of a refrigerant to be dissolved into oil and vise versa is called?
Miscibility
The ideal commercial refrigerant should be?
Environmentally friendly