Ключевые слова: agriculture, animal, business, care, checking, contamination, disease, doctor, equipment, examining, factory, farm, farmer, farming, flu, growth, health, healthy, hog, illness, industrial, industry, injection, inspector, livestock, man, mask, meat, medical, medicine, pig, piggery, piggy, piglet, pork, protection, reproduction, sick, small, swine, treatment, vaccine, vet, veterinarian, veterinary, virus, work,