The globalisation of the worlds food supply has brought about new challenges to food safety.All sold food must be safe.This also applies to imported products.Guaranteeing safe food is a complex task and there are increased risks of widely distributed food contamination crises.Recent incidents in different countries worldwide highlight how the globalisation has opened the possibilities for food contamination on a much larger scale.This is because food is increasingly being traded at global level,new ingredients and products are developed,pathogens occur and consumers change their eating habits.