Energiankulutus ja energiansäästö: ihmisen käsi valkoisella pohjalla hehkulamppu - Kuvapankin valokuva ja kuva
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Energy consumption and energy saving topic: human hand holding a light bulb on a white background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Hand holding an incandescent light bulb isolated on white background with clipping path
Hand holding an incandescent light bulb isolated on white background with clipping path
Light bulb in hand on white background
Light bulb (lamp) in hand Isolated on white background
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shalunx13Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background
Energy consumption and energy saving topic: human hand holding a light bulb on black background