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.
Although Australians were among the pioneers of refrigeration in the 1850s, the technology wasnât adapted for domestic use until many decades later. The first domestic electric refrigerator was sold in America in 1913. It had an air-cooled refrigeration unit mounted on top of an ice-box.