Keywords
alternative energy, bulb, close-up, color, copy space, covering, electricity, energy conservation, energy efficient, energy efficient light bulb, environment, environmental awareness, environmental conservation, environmental issues, fuel and power, full length, grass, green, grey background, horizontal, ideas, ideas and concepts, light bulb, no people, out of context, photography, selective focus, series, side view, single object, studio shot, unknown, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, 1014053