2, the use of high-pressure cooker cooking notes: do not load too much, up to 2/3; easy to pounce on food such as rice porridge, it is best not to use a high-pressure cooker; safety controls to keep clean; to be a safety control device to relieve the pressure when the pressure to turn off the fire, so that the pot pressure at the critical, that is, safe and save gas, such as the use of coal, plus fire cover; must not be next to the vigil, away from the. Hear the sound of pressure relief after the speed of small fire and leave.