In Africa, for example, tourismâs effects on indigenous peoples have been profound, with the eviction of communities from their lands, in addition to economic dislocation, breakdown of traditional values, and environmental degradation.
The Invention of the Toaster. Who invented the toaster? George Schneider, who once worked for the American Electrical Heater Co. in Detroit, was the very first to apply for an electronic toaster patent application in the United States, which happened some time around 1893 to 1900.
Quick Answer. The first microwave oven was built in 1947. Sometime around 1946, Percy Spencer, while working for Raytheon, discovered that a magnetron developed to jam radars during World War II also melted the chocolate bar in his back pocket.