Nowaday that the technology is more developed. This includes the technology of food. However, in our daily lives,faced with pathogen contamination in food inevitably sampling 10 kinds . It was found that the most common 3 KINDS are Norovirus salmonela and E. coli.
First, Norovirus was found in the most contaminated food ,such as leafy green ,tuna shells and tomatoes. Contamination starting from the production, distribution, Freezing to maintain freshness. The common sources of contamination include Such as Restaurant Farm and School.