Free illustration materials

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  Coal group
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  Water heater-Water heater
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  Person who switches on the breaker
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  Town without utility poles
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  Solar panel (one)
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  Meter reader (female)
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  Button battery
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  Power saving (switch off)
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  Propane gas-LP gas
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  Wind farm
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  Gasoline car
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  Broken cable (Lightning)
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  Gas company worker
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  Transformer box
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  Kerosene thief
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  Gas station clerk
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  Red kerosene tank
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  Person who has the switch off (power saving)
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  Household power storage system
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  House with solar panels installed
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  Shining light bulb
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  Power saving (temperature control of air conditioner)
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  Utility bill (electricity-gas-water)
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  Meter reader (male)
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  Thermal power plant
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  Person with a heavy plastic tank
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  Dolly
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  Electrician doing construction
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  Mark of nuclear power plant
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  Power outage (before and after)

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  Power outage (before and after)
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  Alessandro-Volta caricature
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  Thermal power plant
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  Male adjusting the temperature of the air conditioner (power saving)
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  Person with a heavy plastic tank
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  Power saving (unplug)
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  Edison caricature
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  Oil in drums
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  Oil King
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  Person who has the switch off (power saving)
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  Firewood
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  Oil plant