Oven gas stove included the AGA cooker invented in 1922 by Gustaf Dalén. The first electric ovens were invented in the very late 19th century, however, like many electrical inventions destined for commercial use, mass ownership of electrical ovens could not be a reality until better and more efficient use of electricity was available. More recently, ovens have become slightly more high-tech in terms of cooking strategy. The microwave as a cooking tool was discovered by Percy Spencer in 1946, and with the help from engineers, the microwave oven was patented. The microwave oven uses microwave radiation to excite the molecules
Spencer Kelly opportunity to ask live questions to the guests. He also began reporting for BBC World's "Click Online" show for two and a half years and appeared on Five's "The Gadget Show". He became the presenter of the renamed "Click" series in January 2006, taking over from Stephen Cole. Kelly was awarded an Honorary Doctorate of Technology by Coventry University. He is represented by the agency Curtis Brown. Spencer Kelly Spencer Kelly (born 5 July 1973, Spencer John Bignell) is the presenter of the BBC's technology programme "Click", broadcast on the BBC World News and the BBC News Channel in the