Ключевые слова: analytic, analyzing, background, biology, blurred, chemical, chemistry, closeup, color, discovery, education, equipment, experiment, formula, glass, glassware, group, lab, laboratory, liquid, measurement, medical, medicine, microbiology, object, pharmaceutical, pharmacy, profession, rack, reaction, reagent, red, research, sample, school, science, scientific, study, technology, test, tubes, university, virus, work,