Rising energy costs and environmental concerns are boosting interest in air conditioning and refrigeration conferences July 14-17 at Purdue University, drawing hundreds of researchers from around 30 ...

The Montreal Protocol regulations on gases that deplete the earth’s ozone layer have led to the phaseout of chlorofluorocarbons (CFCs) as refrigerants in industrialized countries. Moreover, ...

Motors for air conditioning and refrigeration equipment are special-purpose motors called “hermetic,” meaning they’re sealed. They’re sealed because they’re in the same housing as the compressor and ...

Q. We have central air-conditioning. It seems wasteful to cool the entire house when just we two are home. Is using a portable air conditioner in various rooms more efficient overall? A. Natural ...

Dear Jim: We have central air-condtioning. It seems wasteful to cool the entire house when just we two are home. Is using a portable air conditioner in various rooms more efficient overall? – Sean K.

Dear Jim: We have central air-conditioning. It seems wasteful to cool the entire house when just we two are home. Is using a portable air conditioner in various rooms more efficient overall? -- Sean K ...