Taotronics Evaporative Air Cooler Review. Air is important for the planet because it contains the gases necessary to support plants, animals and other organisms. This air cooler has helped tremendously with keeping our home cool. The taotronics evaporative air cooler does its job and does it well. Though it's a bit pricey, it could save you money on air conditioning costs . Air miles, also known as airline miles or frequent flyer miles, are rewards you can earn through certain loyalty programs. Ken mellendorf, a physics professor at illinois central college. Air is a good insulator because its molecules are very far apart.