Multiple approaches needed to address energy needs
Although almost everyone is concerned with personal energy, energy in commercial and industrial environments mainly takes the form of different types of fuel. Fuel enables us to produce heat, electricity, and light, all of which enable us to do different kinds of work. Fuel is often divided into two major classes:
Non-renewable fuels are so-called because their existence is finite. Non-renewable fuels are equated with fossil fuels, and there are three major types:
Fossil fuels are made from decaying plants and tiny marine organisms that existed several hundred million years ago. As these plants and animals decayed over a long...