For cooking at temperatures above the boiling point of water.
Closed pot in which food is cooked in water under pressure, where water boils at a higher temperature than normal boiling point (100şC/212şF) and therefore cooks food quickly. The modern pressure cooker has a quick-sealing lid and a safety valve that can be adjusted to vary the steam pressure inside.
The French scientist Denis Papin invented the pressure cooker in England in 1679.