Keywords
50-54 years, 65-69 years, authority, bologna, boss, caucasian, co-worker, color image, day, environment, environmental issues, examining, foreman, fuel and power generation, full length, garbage, hard-hat, heap, horizontal, industry, inspecting, italy, landfill, leaning, man, managing, mature adult, mature men, methane gas, nature, outdoors, people, photography, pile, pollution, protection, protective workwear, reflector-vest, safety, scrutiny, senior adult, senior men, standing, steam, supervisor, technology, together, two people, worker, 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, u16867188