Masonry oven modular ovens, all these methods are still in use. In all cases, the ovens typically go under a roof or some kind of weather protection. Perhaps the most significant change in masonry oven construction practices is insulation. Since masonry loses heat as fast (or faster) than it absorbs it, early ovens extended bake times by increasing mass. Thicker walls held more heat to bake more bread — but only up to a point. Since heat moves from high to lower temp, the outside of the oven can’t get as hot as the inside — unless you wrap it in a
What on Earth What on Earth What on Earth is a Canadian television panel game show and discussion program which aired on CBC Television from 1971 to 1975. It was based on the 1959 CBC game show "Who Knows?" The series featured items from the Royal Ontario Museum, the Ontario Science Centre and other facilities. These were brought before a panel who attempted to identify the objects. After the object's identity was guessed or revealed, it was the subject of further conversation by participants. This half-hour series was broadcast as follows (times in Eastern): Episodes were rebroadcast from July to September 1971, in