HUMAN NUTRITION

Detailed explanation-1: -Bone. This type of physical contaminant is naturally occurring in foods. Unlike the previously mentioned physical contaminants, bones are part of food materials such as meat and poultry. Although true, fragments of bones are commonly excluded in finished products because they are choking hazards and can cause cuts.

Detailed explanation-2: -Some physical contaminants, such as seed pits, plant stalks, or bone fragments, are naturally occurring in the food ingredient but valueless in the product. Other physical contaminants, like dirt, stones, or insect fragments, are naturally occurring in the environment in which the raw food material was harvested.