Ключевые слова: biology, blue, chemistry, closeup, color image, container, dark, descriptive color, dna, drop, equipment, glass, healthcare and medicine, human hand, hygiene, inserting, laboratory, laboratory glassware, liquid, macro, material, measuring, medical sample, medical test, medicine, narcotic, pipette, research, science, science and technology, scientific experiment, still life, studio shot, technology, test tube, tincture, tube, tubing, vial, volume,