Energy efficiency
Size: 8000px × 4000px
Location: united states
Photo credit: © ayhan turan / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: background, building, business, businessman, calculator, car, chart, concept, conservation, construction, design, diagram, earth, eco, ecological, ecology, economy, efficiency, efficient, electric, electricity, energy, environment, environmental, friendly, future, graph, green, hand, home, house, illustration, improvement, industry, label, light, lightbulb, nature, performance, power, rate, rating, renewable, save, saving, sign, sustainable, symbol, technology, white