Ключевые слова: adult, analyzing, biologist, biology, biotechnology, chemical, chemist, chemistry, control, development, doctor, education, examining, food, hygiene, indoors, lab coat, laboratory, laboratory equipment, learning, lifestyles, liquid, looking, medicine, microbiology, microscope, one person, people, pollution, practicing, protective glove, quality, research, safety, science, scientific experiment, scientist, stem topic, student, two people, uniform, university, vegetable, virus, vitality, young adult,