Definitions for "Thermal shock"
Keywords:  ceramic, sunshine, rapid, ware, stress
The damage to a roof resulting from expansion and contraction which are the result of sudden extreme temperature changes. Thermal Shock often occurs when a cold rain shower suddenly cools a roof during a hot day.
A cycle of temperature swings that result in failure of metal due to expansion and contraction.
The effect on early ceramics of sudden temperature change. Fill an 18th century teapot with boiling water without warming it, and it will crack. Generally, the various earthen components of a pot expanded or contracted at different rates of speed when subjected to sudden thermal change. The results can sometimes be seen on tavern mugs as well, owing to the popularity of hot mulled cider, made hot by the sudden submersion of a red-hot poker in the drink.