Aluminum is the most abundant metallic element in the Earth's crust. Bauxite ore is the main source of aluminum. Aluminum is used in automobiles and airplanes (36%), bottling and canning industries (25%), building and electrical (14%) and in other applications (25%).
A: The average propane consumption per year for whole-house heating is estimated to be between 1200 and 1500 gallons per year for a 2,200 square foot home. However, the amount of propane a household uses varies depending on its specific uses in the household.
There are four main benefits to using propane: 1. Propane can be used for a whole lot of different things. Propane of course fuels some barbecues, but it can also be used in portable stoves, and portable heaters. Some engines, torches, residential central heating, fireplaces, and generators can run on propane. 2. Propane is widely available and easy to use.