Pottery is something humans have been creating for thousands of years. Since all that’s needed to make pottery is a pottery wheel, pottery supplies, wares to make pottery from and a pottery kiln, it is fairly simple to make. The earliest forms of pottery were made from clays that were fired at low temperatures, either in pit-fires or open bonfires.
The definition of pottery, as given by ASTM, is “all fired ceramic wares that contain clay when formed, except technical, structural and refractory products.” Interestingly, additives can be worked into the clay body before forming. This is mostly used to produce desired effects in the wares. Adding coarse additives like sand or grog, for example, can give the f