Bottom view of spiral energy saving bulb on white ceiling
Schlüsselwörter
energy saving,
ceiling,
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spiral,
closeup,
concept,
economic,
household,
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white,
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glasses,
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background,
environment,
conservation,
technology,
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lamp,
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ecology,
eco,
fluorescent,
bright,
idea,
alternative,
object,
light,
friendly,
twirling,
economical,
tube,
improvement,
environmental
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