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Liquefied gas is a common energy source in our daily lives, mainly composed of methane and propane. Although they both belong to liquefied gas, there are some differences between methane and propane in terms of chemical properties, uses, and storage methods

Methane and propane have different chemical structures. Methane is composed of one carbon atom and four hydrogen atoms, with the chemical formula CH4, and is the simplest alkane compound. Propane is composed of three carbon atoms and eight hydrogen atoms, with the chemical formula C3H8. Due to the presence of more carbon atoms, propane is larger than methane molecules

Methane and propane have different combustion methods. The gases produced after methane combustion are only carbon dioxide and water, with high combustion efficiency and no emissions of exhaust pollutants. After the combustion of propane, a small amount of carbon monoxide, carbon monoxide, and other harmful gases are produced, so the combustion efficiency is slightly lower than that of methane

In addition, methane and propane also have different uses. Due to its stable and clean combustion, methane is often used as a fuel, such as in homes as a fuel for water heaters, gas stoves, etc. Propane has a higher ignition point and higher energy density, and is mainly used in industrial fuels, oven fuels, and heating fields

In addition, there are also some differences in the storage methods between methane and propane. Methane has a lower gasification temperature and only requires lower pressure to liquefy. And the gasification temperature of propane is relatively high, requiring higher pressure to liquefy it, so storing and using propane requires stronger containers and equipment

In summary, there are some differences between liquefied gas methane and propane in terms of chemical structure, combustion mode, use, and storage methods. The choice of liquefied gas to use depends on different needs and circumstances. Both methane and propane play important roles, providing convenience and comfort for our lives.