…THE TABLE FAN WAS INVENTED IN 1882 BY THE AMERICAN SCHUYLER SKAATS? The ceiling fan was created years later by the German American Philip Diehl.

…THE AIR BLOWN BY FANS HELPS THE BODY RELEASE HEAT? The body generates heat all the time. Contact with cooler air frees some of this energy until the temperature in both is the same. As the fan continuously blows new gusts of air, the body can release more heat.

…AIR CONDITIONING WAS INVENTED BY THE AMERICAN WILLIS CARRIER IN 1902?

…WHEN A LIQUID ABSORBS A LOT OF HEAT, IT TURNS INTO A GAS? This is how air conditioners work. A substance, called coolant, absorbs the heat from inside and sends it out through pipes. Thus, it expels the heat and converts to liquid state. Once back inside, the liquid evaporates again, gathering more heat. This occurs successively, cooling the environment.

…AIR CONDITIONING MACHINES ARE PLACED HIGH UP IN ROOMS BECAUSE COLD AIR MOLECULES TEND TO DROP DOWN? On the other hand, heaters are placed on the floor so that hot air may rise and fill the space.

SOURCES: IEEE, MANUAL DO MUNDO, MUNDO EDUCAÇÃO, SUPERINTERESSANTE, TECNOBLOG, AND WEBARCONDICIONADADO.

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