Ghaziabad is one of the famous district in UTTAR PRADESH state. We have marked the location of Vaishali Ghaziabad on Google map. Vaishali Ghaziabad pin code has total six digits. First digit is 2, second digit is 0, third digit is 1, fourth digit is 0, fifth digit is 1 and sixth digit is 2.
Refrigeration completely wiped out the ice-box industry. Who Invented The Refrigerator. The first inventor of the refrigerator was Oliver Evans in 1805, however William Cullen invented the process in 1748 and Jacob Perkins invented more practical improvements in 1834.
Who was the first person who invented the air conditioner?   Michael Faraday was the first person to document that when a gas is compressed and then quickly expanded cooling occurs. All fridges work by this system so an air condit â¦ ioner is a development of the refrigerator meaning that no one could invent AC.