Final Answer:
The type of customer who would use propane in restaurants and businesses is known as a commercial customer.
Step-by-step explanation:
Commercial customers are entities or businesses that utilize propane for various purposes, such as heating, cooking, or powering equipment. In the context of restaurants and businesses, propane is often chosen for its versatility and efficiency. It can be used for cooking appliances, heating systems, and even for backup power generation. Commercial customers typically have higher energy demands compared to residential customers, and propane serves as a reliable and cost-effective energy source for meeting these needs.
Whether it's a restaurant's kitchen, a manufacturing facility, or a commercial space, propane is favored for its clean-burning properties and suitability for various applications.