Ключевые слова: adult, audience, blue, businessman, caucasian ethnicity, chemistry, closeup, danger, dark, disguise, equipment, eyeglasses, fun, futuristic, group of people, headshot, healthcare and medicine, human face, illuminated, indoors, lifestyles, lighting equipment, looking, looking at camera, males, mask, men, night, nightclub, nightlife, occupation, one person, party, performance, performance space, portrait, protective eyewear, protective mask, science, scientist, social event, stage, surgeon, surgical mask, technology, working, workwear, young adult,