Ключевые слова: background, biochemistry, biology, biotechnology, blue, chemical, chemist, chemistry, clinical, closeup, color, colorful, discovery, education, equipment, experiment, flask, fluid, glass, glassware, green, group, image, industry, isolated, lab, laboratory, liquid, medical, medicine, microbiology, people, pharmaceutical, pharmacology, pharmacy, rack, red, research, science, scientific, substance, technology, test, toxic, transparent, tube, white, yellow,