Keywords
30-34 years, 65-69 years, active seniors, authority, bologna, boss, caucasian, clipboard, co-worker, color image, cooperation, curiosity, day, environment, environmental issues, eyeglasses, foreman, fuel and power generation, garbage, hard-hat, head and shoulders, heap, holding, horizontal, industry, italy, landfill, man, managing, methane gas, mid adult, mid adult men, nature, outdoors, people, photography, pile, pointing, pollution, protection, protective workwear, reading, reflector-vest, reviewing, safety, senior adult, senior men, side view, supervisor, teamwork, technology, together, two people, worker, working together, 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, u28853211