The rest turns into a stable compound, which survives filtration into the water systems, thereby exposing the very aquatic birds that would carry flu and providing them a chance to breed resistant strains.
Ostatak se pretvara u stabilnu smjesu, koja preživljava filtraciju u vodene sustave, time se izlažući vodenim pticama koje će prenijeti gripu i pružiti im priliku da razviju otporne vrste.