The original review is below, but check out our current Bathroom Scale Reviews here. Etekcity Etekfit Digital Bluetooth. The Etekcity Etekfit Digital Bluetooth Scale is a great tool for weight loss. It is one of the most accurate bathroom scales and will track your weight, body mass index and body fat percentage.
Willis Carrier is credited with inventing modern air conditioning in 1902. In 1915, Carrier and six other engineers pooled $32,600 to form the Carrier Engineering Corporation. They purchased their first factory in 1920, in Newark, New Jersey.
1 1902 Willis Haviland Carrier invented the first air conditioner to control the temperature and humidity of a printing company, marking the first time effort taken to control the temperature of the surroundings. 2  This starts the history of air conditioning.