Answer:
A food that is fully cooked can become re-contaminated if it touches other raw foods or drippings from raw foods that contain pathogens. Cross-contamination is the physical movement or transfer of harmful bacteria from one person, object or place to another.
There is 3 way to food contamination
contamination - chemical, physical and biological. All foods are at risk of becoming contaminated, which increases the chance of the food making someone sick. It's important to know how food can become contaminated so that you can protect against it.
