How to express your thanks in numerous different languages, and how to reply when someone thanks you. In some cultures, particularly English-speaking ones, people tend to say thank you more than in other cultures. In China, for example, people rarely say thank you to their family and close friends.
How to Use Self-Cleaning Ovens. Self-cleaning ovens burn a lot of energy during their cleaning process. But unlike conventional ovens, most of that energy comes from the electric company, not your scrub brush. During the cleaning process, the oven heats up to a temperature of 900 degrees Fahrenheit.
Self-cleaning ovens work by raising the oven temperature to an extreme heat in order to turn residue on the inside oven to ash. Some newer models of ovens produce steam to loosen residue without needing extreme heat.