Which type of gas is primarily used for heating applications in residential homes?

Natural gas is primarily used for heating applications in residential homes due to its efficiency, availability, and cost-effectiveness. It is a fossil fuel that is predominantly composed of methane, making it an effective source of energy for heating systems, water heating, and cooking appliances.

Natural gas systems are designed to provide a steady and reliable supply of energy, making it suitable for residential usage where consistent heating is essential, especially in colder climates. Furthermore, natural gas can be delivered through a network of pipelines directly to homes, enhancing its convenience and reducing the need for storage tanks.

In contrast, while methane is a key component of natural gas, it is not typically referenced as a standalone fuel for residential applications. Propylene is more often used as a chemical feedstock or in commercial applications rather than in home heating. Dimethyl ether, although a potential alternative fuel, is not widely utilized in residential heating applications compared to natural gas.