Burning glass extremely high temperatures without the need for fuel or large supplies of electricity. They sometimes employ a large parabolic array of mirrors (some facilities are several stories high) to focus light to a high intensity. The Olympic torch that is carried around the host country of the Olympic Games is lit by a burning glass, at the site of ancient Olympia in Greece. Burning glass A burning glass or burning lens is a large convex lens that can concentrate the sun's rays onto a small area, heating up the area and thus resulting in ignition of the exposed surface. Burning
1976 Summer Olympics torch relay cm urn in the Canadian city. For the first time in the history of the torch relay two athletes lit the cauldron. The two final torch-bearers, Stéphane Préfontaine and Sandra Henderson, were 15 and 16 years old, respectively. There were erroneous reports of the pair getting married soon after their role in the ceremony. Though the flame had reached the Olympic Stadium and was used to mark the opening of the Games the relay actually continued to a second venue. Many sailing and yachting events were going to be held in Kingston, Ontario and the flame was taken there using