Template:Footer energy/sandbox

v t e Energy
Fundamental concepts	Energy Units Power Energetics Laws of thermodynamics
Primary energy	Fossil fuel Coal Petroleum Natural gas Nuclear fuel Natural uranium Magnetic energy Solar Wind Bioenergy Water Hydroenergy Marine energy Geothermal
Energy carriers	Fuel oil Enthalpy Heat Work Electricity Elastic energy
Energy systems	Oil refinery Fossil-fuel power station Cogeneration Integrated gasification combined cycle Nuclear power Nuclear power plant Solar power Photovoltaic system Concentrated solar power Solar thermal energy Solar power tower Solar furnace Wind power Wind farm High-altitude wind power Hydropower Hydroelectricity Wave farm Tidal power Biomass Geothermal power