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        gas is generally divided into several? Can you simply introduce the basic components of a variety of gas? < br / > general we used gas has three kinds: artificial coal gas, Matsushita gas burner maintenance of natural gas, liquefied petroleum gas, and the area with water gas, liquefied petroleum gas mixed with air and coke oven gas, but are relatively rare. Panasonic gas stove repair 1, artificial gas code named R, which is obtained from the solid fuel or liquid fuel processing combustible gas. Main ingredients: hydrogen, carbon monoxide, methane, lighter than air, toxic. Burning speed, easy tempering. The calorific value is different, Panasonic gas stove repair 5R, 6R, 7R, improper selection, stove can use. Artificial coal gas through urban pipeline transportation to the user's home. 2 Panasonic gas stove repair, natural gas code named T, it is from the adjacent oil or coal mine area of the formation of combustible gas. Main ingredients: methane, ethane, propane, butane, pentane. Lighter than air, there is a slight toxicity. The burning speed is slow, the flame is easy to leave. 3, liquefied petroleum gas, code named Y, Panasonic gas burner maintenance it is a by-product of the petrochemical industry. Main ingredients: propylene, propane, butane, pentane, containing a small amount of gas stove repair, Panasonic heavier than air. Burning speed, good combustion performance. Calorific value is relatively high.