Keywords
40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, ability, accuracy, adult, apparatus, blue collar, blurred motion, blurry, business, careful, caucasian, color, color image, colour, commerce, concentrating, concentration, cooperation, danger, endangering, equipment, exactitude, expertise, factory, fellow, fifties, fifty, forties, forty, front view, gentleman, grinding, guy, hazard, hazardous, horizontal, human, human being, indoor, indoors, industrial plant, industrialization, industry, inside, jeopardizing, jeopardy, know-how, machine, machinery, male, man, manufacturing plant, mature adult, mature men, metal, mid life, middle age, middle aged, middle-age, middle-aged, motion, movement, obscured face, one, one person, people, perilous, person, photography, pipe, plant, precise, precision, protective workwear, risk, risk-taking, skill, spark, sparking, steelworker, storehouse, team, teamwork, technique, three quarter length, three-quarter length, trade, treacherous, waist up, waist-up, warehouse, welder, welding, western european, 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, blm011289