In today's cooling devices—such as refrigerators, freezers, and air conditioners—R600a (isobutane) and R134a (tetrafluoroethane) are currently the two most widely used refrigerants. With the same …
During the selection and use of air conditioners, most people only concern themselves with the cooling capacity, energy efficiency, and the brand but omit a key factor—the climate conditions. …
As the global warming is becoming more and more obvious, the cut of carbon emission is becoming the common goal of governments and companies in different countries. Under the strategic background of …