Keywords
arrow sign, backdrop, backgrounds, building, building exterior, building feature, building structure, built structure, bus, chimney, cloud, cloudscape, color image, descriptive color, electric plug, electricity pylon, energy, environmental conservation, factory, flame, fuel and power generation, hand raised, hand raised in class, illustration, illustration and painting, industrial building, leaf, lightning, man, people, plug, radiation, residential structure, seedling, smile, smiley face, smiling, smoke stack, sparks, speaker, speech bubble, spinning, three people, turning, stock illustration, royalty free illustrations, stock clip art icon, stock clipart icons, logo, line art, EPS picture, pictures, graphic, graphics, drawing, drawings, vector image, artwork, EPS vector arts, fine art prints, print, poster, posters, mural, wall murals, ti069a6820