Ключевые слова: adorable, airborne, allergic, analysis, animal, bacteria, bio, biological, biotechnology, breath, breathe, cat, clinic, clinical, concept, control, corona, coronavirus, coronovirus, covid19, cute, danger, defense, disease, emergency, fever, flu, hantavirus, health, health care, kitten, kitty, mask, medical, medicine, no people, pandemic, pet, pollution, protection, protective, quarantine, respiratory, risk, sad, safe, safety, virus, wearing, world,