To United States of America the trained dogs sniff up Koronavirus at schools

Accuracy of dogs makes about 97%. To United States of America in staff Massachusetts at schools workers with dogs who sniff up the virus Koronavirus daily are on duty. Experts claim that the accuracy of animals makes about 97%. This method helps to prevent flashes Koronavirus in educational institutions. Dogs of K-9 are well-known the ability to find explosive particles, drugs and other smuggling, and now also a virus. When Labradors find Koronavirus, they sit down on this place and start rubbing the nose or a paw on it. This territory quickly disinfect. Parents...