1, natural gas combustion flame is reddish-yellow indicates a lack of oxygen, produce "off-fire" phenomenon is too much air, this time you can properly adjust the stove dampers, to be the flame is purple-blue, said the combustion is full.

2, cooking, should first be done to prepare the food and then light the fire, to avoid burning "empty stove"; if it is burning soup, stew things, first with a big fire, turn off the fire as long as the pot to keep rolling and not overflowing on the line.

3, cooking, the size of the fire can be based on the size of the pot to decide, the flame distribution of the area and the bottom of the pot flat for the best. When cooking, it is best not to use the method of steaming, steaming time is three times the time of stewing.