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Concept of oil energy use, Industrial, ground transportation, shipping, air freight, Electrical power generation, Energy saving and recycling for reuse.
Plastic (mansard) or skylight window on attic with environmentally friendly and energy efficient thermal insulation rockwool.
Power save LED lamp changing
3d energy chart for concept design. 3d vector illustration. Chart concept. Vector icon.
Green and sustainable environment with reusable energy source outline concept. Urban city scene with wind or solar electricity, efficient home and clean ecosystem vector illustration. Save climate.

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