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rotor, windmill, energy
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solar, solar energy, solar power
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solar, flare, flame
fireplace, flames, warmth
planet, natue, earth
sun, sunshine, shine
sun, electricity pylons, gurgltal
solar panel, solar energy, photovoltaic
energy crisis, energy saving, blackout
wind turbines, energy, device
wind turbines, wind farm, windmills
current meter, euro, coin
alcohol, red bull, energy drink
lightbulb, light, bulb