Keywords
adult, advanced, alone, asia, asian, asian ethnicity, background, background color, battery, blue collar worker, cap, china, china east asia, chinese, chinese ethnicity, cigarette, clean, close, close-up, color, covered, covering mouth, covers, day, detail, east asian, east asian ethnicity, eastern, eastern asia, electronic cigarette, energy, ethnic, factory, factory worker, far eastern, flair, furnace, guangdong, guardian, head and shoulders, headshot, hi-tech, indoors, industrious, industry, innovation, labor, looking, looking away, looking up, machine, male, man, mask, modern, one person, only adults, only men, only one adult, only one man, oriental, over, product, professional, protection, protective clothing, protective mask, safe, safety, science collection, single, skill, stand, standing, stands, structures, technology, uniform, view, view point, white background, work, worker, working, workplace, 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, u30704954