Ключевые слова: 3d, assistant, beakers, beautiful, beauty, care, caucasian, chemical, chemist, chemistry, color, coronavirus, covid19, cylinder, doctor, epidemiologist, experiment, female, flasks, girl, glass, glassware, gown, graduated, health, healthcare, investigator, isolated, lab, liquid, measuring, medic, medical, one person, pandemic, physician, practitioner, pretty, rack, researcher, scientist, set, smiles, stick, studio shot, test, tubes, vial, virus, water, white, white background, woman, work, young,