17 jul 1902 ano - air conditioning invented

Descrição:

Willis Carrier was the inventor of the air conditioning in July of 1902 when he was only 25 years old working as an engineer. An air conditioner is a mechanical unit that was made by Willis for his printing plant where he worked to control humidity. Now in modern day the air conditioner is made for buildings and cars to keep it colder when it is hot and humid.