Who invented the evaporative cooler? It’s a question that has been asked for decades. For those who live in hot climates, the invention of the evaporative cooler is an essential lifesaver. In 1908, Oscar Palmer of Phoenix was credited with the invention of the first drip type evaporative cooler in Arizona. By 1933, thousands of… Continue reading The History of Evaporative Cooling in Arizona, Suttle Air