Keywords
20's, 20-25, 20-30, 20s, 25-29 years, 25-30, adult, apparatus, business, caucasian, color, color image, colour, commerce, concentrating, concentration, employment, enterprise, equipment, estimating, factory, fellow, focusing, gentleman, goggle, guy, head & shoulders, head and shoulders, horizontal, human, human being, indoor, indoors, industrial plant, industrialization, industry, inside, machine, machinery, male, man, manufacture, manufacturing, manufacturing plant, measurement, measuring, occupation, one, one person, people, person, photography, pipe, plant, standing, steel, trade, twenties, twenty, western european, work, worker, working, young adult, young men, 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, bld201387