Are LPG and propane considered the same substance?

Propane is indeed one of the types of gases that fall under the category of liquefied petroleum gas (LPG). LPG is a broader term that includes various hydrocarbons, primarily propane and butane, which are used as fuel in heating appliances, cooking equipment, and vehicles.

In this context, identifying propane as a type of LPG accurately reflects its classification within the larger family of liquefied gases. Because LPG can consist of different mixtures, which may have varying proportions of propane and butane, it is essential to recognize that while they are related, they are not identical substances.

Understanding that propane is a specific component of LPG can help in various practical applications, including safety and handling guidelines, as different types of LPG might have different properties and uses. The answer emphasizes the hierarchical relationship between the broader category and the specific type, providing clarity in distinguishing between them in both technical contexts and everyday usage.