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Optimization concept, work process. vector icon isolated on white background.
Green energy logo. Save energy symbol. Energy icon with green leaf. Incandescent electric light bulb with green leaves, symbol of clean energy, recycling, and nature conservation.
thin line light bulb like insight or idea icon. linear graphic trend modern design lineart invention logotype element isolated on white. concept of energy efficiency lamp or creative idea inspiration
Line icons about green city. Sustainable development. Contains such icons as renewable energy, autonomous building, air and water quality. Editable stroke Vector 256x256 pixel perfect
Energy efficiency icon set. Calculator, energy-saving light bulb, piggy bank, solar panel, circular economy, battery, home insulation, energy class vector illustration

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