Imagine you have someplace to be and it’s a hot, steamy summer day. You don’t want to arrive a sweaty, wind-blown mess, so you turn on one of the marvels of modern automotive design: the air conditioner. It’s estimated that more than 99 percent of all new cars in the United States have A/C.
So how does your car or truck produce that wonderful cool air at the push of a button? First of all, air conditioning works on two principles: 1. Heat goes to cold (a cold substance attracts... read more