Keywords for this set:
alternative, batteries, battery, burn,
cable, cables, car fuel, chemical energy, coal, current, diesel, electric,
electric current, electrical components, electricity, energies, energy, energy efficient, environment,
filament, fill up, flame, flames, fossil fuel, fossil fuels, fuel, fuel pump, fuels,
gas, gas flame, gas flames, gas pump, gasoline, generate,
heat, human hand,
industry,
light, light bulb, light switch, lights, lightswitch, low energy,
match, matches, matchs, matchstick,
natural gas, natural resource, natural resources, nature,
off, oil, oil industry, oil pump, oil refinergy, oils, on, petrol, petrol chemical,
petrol pump, petroleum, petrochemical, petrochemicals, plug socket, plug sockets,
pollution, power, power cell, power cells, power generation, power line, power point,
power station, powerline, powerlines, powerplug, powerpoint, powerpoints, powers, processing, refinery,
refuelling, renewable, save energy,
solar energy, solar panel, solar panels, solar power, switch, switch off, switch on, switchs,
switches, the suns energy, utility, utilities, volt, voltage, volts,
waste, weather, wind, wind energy, wind power, wind turbine, wired
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