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All Flashcards
What are the stages of coal formation?
Peat, Lignite, Bituminous, Anthracite.
How is crude oil extracted?
Requires drilling and refining.
Why is biomass considered renewable?
If the rate of production exceeds the rate of consumption.
Why is crude oil refined?
To separate it into gasoline, diesel, and heating oil.
What makes anthracite coal energy-efficient?
It has the highest heat content.
What is the benefit of cogeneration?
Increased energy efficiency and reduced greenhouse gas emissions.
Why is natural gas considered cleaner than coal?
It releases fewer pollutants when burned.
What is the primary component of natural gas?
Methane (CH4).
What is a major environmental concern with oil spills?
Harm to water supplies and death of wildlife.
What is the composition of coal?
Mixture of carbon, hydrogen, oxygen, and other atoms.
What is the use of Peat?
Low-grade fuel for heating and cooking in some areas.
What is the use of Ethanol?
Can reduce smog when mixed with gasoline.
What is the purpose of OPA90?
Oil Pollution Act of 1990, a direct result of the Exxon Valdez disaster. It's all about spill response!