Ключевые слова: analyzing, bacteria, biology, biotechnology, contagious, danger, environment, environmental, equipment, experiment, glass, health, human, infection, infectious, influenza, laboratory, liquid, medical, microbiology, ncov, pandemic, pharmaceutical, positive, quality, research, sample, sampling, sars, science, scientific, scientist, substance, technology, test, toxic, tube, vaccine, viral, virology, waste, wastewater, water,