One major industry using hot plate welding is the automotive sector. Butt fusion welding has similar process phases as conventional hot plate welding. An example of this would be a fan blowing upward on a hot plate. The weld surfaces are heated through conduction by physical contact with the hot plate. Common variants of conventional hot plate welding include high-temperature and non-contact versions. Generally the grill is surmounted by a hot plate or griddle. The hot plate temperature is taken at the surface of the plate. The mould is then heated to about in an open-face electric hot plate oven. Hot plate welding was used for pipelines and appliances as well as injection moldings. Hot plate welding machines are generally operated by pneumatic, hydraulic or electromechanical controls. High-temperature hot plate welding is used on butt joints with flash covers. In the U.S., the teppanyaki "iron hot plate" cooking restaurant took foothold. A hot plate can have a flat surface or round surface. In 2012, DJ Nu-Mark released the album titled "Broken Sunlight" on Hot Plate Records. The heated bath is heated on a hot plate, or with a bunsen burner.