Ключевые слова: analysis, asia, asian, biology, care, chemist, chinese, clothes, cover, danger, discovery, doctor, education, engineering, experiment, facility, genetic, health, hygiene, industry, infection, intense, lab, laboratory, learning, looking, male, man, medical, medicine, microscope, occupation, people, pharmaceutical, ppe, professional, protection, protective, research, researcher, science, scientist, study, test, thai, university, vaccine,