Ключевые слова: analysis, analyzing, bacteria, biochemist, biochemistry, biotechnology, chemical, chemist, chemistry, demonstrating, discovery, dish, doctor, epidemic, examining, experiment, experimenting, face, facemask, glass, health, healthcare, infection, lab, laboratory, man, mask, medicine, microbe, microbes, pandemic, petri, protective, research, researcher, sample, science, scientific, scientist, showing, solution, student, substance, test, testing, vaccine, virus,