GENERAL KNOWLEDGE

Detailed explanation-1: -Percy LeBaron Spencer (July 19, 1894 – September 8, 1970) was an American physicist and inventor. He became known as the inventor of the microwave oven.

Detailed explanation-2: -Intrigued, Spencer placed popcorn kernels near the magnetron; soon popcorn was popping out over the lab floor. Spencer then put a raw egg in a pot in front of the magnetron. The exploding egg splattered a nearby coworker, confirming that microwaves could cook food quickly and unconventionally.