Energiankulutus ja energiansäästö: ihmisen käsi valkoisella pohjalla hehkulamppu

Energiankulutus ja energiansäästö aihe: ihmisen käsi, jolla lamppu valkoisella taustalla studiossa
- Valokuva, kuva

Energiankulutus ja energiansäästö aihe: ihmisen käsi, jolla lamppu valkoisella taustalla studiossa
- Valokuva, kuva

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 in studio - Valokuva, kuva

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Energy consumption and energy saving topic: human hand holding a light bulb on a white background in studio - Valokuva, kuva

Energy consumption and energy saving topic: human hand holding a light bulb on a white background

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