Ключевые слова: analysis, biology, black, chemical, chemistry, classroom, colors, concept, device, discovery, education, emblem, enlarger, equipment, experiment, graphic, icon, illustration, isolated, lab, laboratory, magnifier, medical, medicine, microscope, mirror, object, ocular, pharmaceutical, pharmacology, pharmacy, research, science, scientific, scope, shape, sign, stencil, study, symbol, technology, test, thumbnail, triple, white, zoom,