Keywords
40's, 40-45, 40-50, 40s, 45-49 years, 45-50, 50-55, 50-60, 55-60, ability, adult, apparatus, appliance, business, color, color image, colour, commerce, cooker, day, daylight, daytime, defending, dissolving, equipment, expertise, factory, fellow, fifties, fifty, forties, forty, furnace, gentleman, guy, heat, holding, horizontal, hot, human, human being, indoor, indoors, industrial plant, industrialization, industry, inside, know-how, machine, machinery, male, man, manufacture, manufacturing, manufacturing plant, mature adult, mature men, mechanism, melting, metal, metal industry, mid life, middle age, middle aged, middle-age, middle-aged, molding, molten, occupation, one, one person, oven, people, person, photography, pipe, plant, protection, protective work wear, safeguard, safety, security, side view, skill, standing, steel, steel mill, steel worker, stove, technique, trade, work, worker, working, 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, bld201391