Energy

Energy is a feature of a product and transportation

Material energy

• Diesel (Trucks, cars, trains...)
• Fuel (multiple octanes, unleaded vs. leaded) (cars, motorcycles...)
• Biofuel (cars)
• Crude (ships)
• Kerosine (airplanes)
• Hydrogen (cars)
• Wood (heating, cooking...)
• Charcoal (cooking)

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Electricity

• Oil
• Nuclear (causes nearly permanent damage in the form of making radioactive materials from less radioactive ones)
• Coal
• Natural gas
• Solar
• Water
• Wind
• Wood
• Peat
• Burning rock

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Natural

• Sun (farming, heating...)
• Wind (sailing)
• Animal (carrying)
• Human (human labor)
• Waterflow (transport)

this is in no special order and incomplete.

See also

• w:Embodied energy is the sum of all the energy required to produce any goods or services, considered as if that energy was incorporated or 'embodied' in the product itself. The concept can be useful in determining the effectiveness of energy-producing or energy-saving devices
• Materials