GENERAL KNOWLEDGE

Detailed explanation-1: -Who invented the first refrigerator? The first instance of artificial refrigeration was demonstrated by Scottish physician and professor William Cullen. In 1748, he observed and demonstrated the cooling effect of rapidly evaporating a liquid into gas, but did not put this method into practical use.

Detailed explanation-2: -1834 | Jacob Perkins, sometimes called the “father of the refrigerator, ‘’ patents a cooling cycle using compression. 1842 | Dr. John Gorrie makes ice to cool yellow-fever patients.

Detailed explanation-3: -Albert T. Marshall, an American inventor, patented the first mechanical refrigerator in 1899.

Detailed explanation-4: -Even more fascinating though is how they got there. For centuries, people used water, ice, and snow in crude attempts to refrigerate food. In the 1700s, they began to store ice for use throughout the year. Oliver Evans designed the first refrigeration machine in 1805.