Nuclear Energy: Uranium, Advantage: no pollution , Disadvantage: dangerous, Disadvantage: special containers are needed to store radioactive materials, Coal: exists as 3 grades, Advantage: easier to find than petroleum, Disadvantage: Coal mining can be dangerous, Disadvantage: respiratory issues with sulfur and can produce acid rain, plant material that was buried quickly under great pressure, Natural Gas: fossil fuel that is found in a gaseous state, 1/5 of the world's natural gas comes from offshore drilling, at first there was no use for it, but now it is used for heat and light, Advantage: cleanest fossil fuel: no odor, color or taste, Petroleum: crude oil, refinery, petrochemical, Disadvantage: pollution, oil spills, and air pollution,

Chapter 3 Science

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