As an expert in the field of energy resources, I am well-versed in the various types of gases used across different applications. When it comes to the question of which gas is used in PNG, it is important to clarify the abbreviation first. In the context of energy and gas supply, "PNG" typically refers to "Piped Natural Gas," which is distinct from "LPG," or "Liquefied Petroleum Gas."

Piped Natural Gas (PNG) is the primary type of gas used for residential and commercial purposes in many parts of the world. It is a mixture of hydrocarbons, primarily methane, and is delivered to consumers through a network of pipelines. The process of delivering PNG involves the extraction of natural gas from underground reservoirs, processing to remove impurities, and then transporting it to the end-users via pipelines. This method of delivery is efficient and cost-effective, making it a popular choice for both heating and cooking needs.

One of the key advantages of PNG is its clean-burning nature. When compared to other fossil fuels, natural gas emits fewer pollutants, making it a more environmentally friendly option. Additionally, natural gas is versatile and can be used in a variety of applications, including but not limited to:

- Cooking: PNG is commonly used in gas stoves for its high heat output and precise control.
- Heating: It is used in gas furnaces and boilers for space heating during colder months.
- Water Heating: Many households and commercial establishments use natural gas for heating water in water heaters or geysers.

On the other hand, Liquefied Petroleum Gas (LPG) is a byproduct of both petroleum refining and natural gas processing. It is primarily composed of propane and butane and is stored and transported in its liquid form under pressure. LPG is used in a variety of settings, including:

- Heating Appliances: It is used in portable heaters and as a fuel for certain types of stoves.
- Vehicles: LPG is also used as a fuel in vehicles adapted to run on this type of gas.
- Agriculture and Industry: It serves as a fuel source in certain agricultural and industrial processes.

The choice between PNG and LPG often depends on availability, infrastructure, and specific application needs. For instance, in areas where there is an established pipeline network, PNG is typically the more convenient and cost-effective option. Conversely, in remote areas where pipeline infrastructure is lacking, LPG may be the preferred choice due to its portability.

In conclusion, Piped Natural Gas is the gas used in PNG systems and offers a reliable, efficient, and environmentally preferable option for various residential and commercial uses. The decision to use PNG or LPG is influenced by a range of factors, including infrastructure, cost, and the specific requirements of the application.

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LPG is Liquefied Petroleum Gas and PNG is Piped Natural Gas. LPG is supplied in liquid form just as the name suggests in cylinders whereas PNG is supplied through a pipeline. LPG is used as a fuel in heating appliances and vehicles, where as PNG is used for cooking (gas stoves) and heating water (gas geysers).read more >>