Ключевые слова: asian, asian people, blending, chalets, chemical, chemicals, chemistry, closeup shot, doctor, engineering, experiment, eyedropper, glass bottles, gloves, hand, jscokr, korea, korean, lab spuit, laboratories, laboratory, laboratory instruments, liquid, measurement, observation, people, performing experiment, petri dish, physicist, professional, research, rubber gloves, scientific tools, scientist, studio shot, surgical gloves, with caution,