LPG: Is Liquefied Petroleum Gas a Pure Substance or Mixture? - [Your Brand/Website Name]
LPG or Liquefied Petroleum Gas is a mixture.
Explanation:
LPG is a fuel gas which primarily contains Propane and Butane. In addition, it also contains some small amounts of other hydrocarbons like Propylene, Butylene etc. Thus, it is a mixture.