Material eller avfall som kan bära på smitta måste destrueras på ett sådant sätt att det garanteras att eventuella virus av Newcastlesjukan förstörs liksom allt det avfall som samlats under 60-dagarsperioden. ###>Any matter or waste likely to be contaminated has to be destroyed in such a way that guarantees the destruction of any Newcastle disease virus present as well as all the waste that has accumulated during the 60-day period.