On this Wikipedia the language links are at the top of the page across from the article title. For clay ovens, see Primitive clay oven. Not to be confused with Industrial oven roasted chicken breast. An oven is a tool which is used to expose materials to a hot environment.

Ovens contain a hollow chamber and provide a means of heating the chamber in a controlled way. In use since antiquity, they have been used to accomplish a wide variety of tasks requiring controlled heating. Ovens are often used for cooking, where they can be used to heat food to a desired temperature. There are many methods by which different types of ovens produce heat.