We all have to spend (0) UNREASONABLE (REASON) amounts of time in the kitchen to cook our food, but a lot of people would find cooking more (1) ............ (ENJOY), if it wasn't for how long it takes. For that reason, a (2) ............ (SCIENCE) called Denis Papin invented the pressure cooker. He wanted to use the new (3) ............ (DISCOVER) in physics to improve the way people cooked their food. The unit he invented creates steam which is trapped, and that increases the (4) ............ (PRESS) inside the unit, so making the temperature increase. This principle applied to cooking is highly (5) ............ (REGULAR). Cooking this way also forces liquid into the food quickly and efficiently, making it much more tasty. Another reason this way of cooking is popular is that it (6) ............ (SOFT) meat very effectively, and this saves people a lot of time. But it is used most frequently around the world for beans, pulses, and stews, because they are the dishes that need a lot of (7) ............ (PREPARE) time. It was (8) ............ (ORIGIN) a novelty, but many people now would not consider giving them up.