Question

food contamination hazards:
__________: hair, glass, metal shards, fingernails. (anything you can physically remove)
__________: cleaning supplies and pesticides
__________: harmful micro - organisms (pathogens)

Explanation:

1. The first category includes physical objects that can be removed by physical means, which fits the definition of physical hazards.
2. The second category consists of chemical substances like cleaning supplies and pesticides, which are chemical hazards.
3. The third category involves harmful microorganisms, which are biological hazards.

Answer:

1. Physical Hazards: hair, glass, metal shards, fingernails. (anything you can physically remove)
2. Chemical Hazards: cleaning supplies and pesticides
3. Biological Hazards: harmful micro-organisms (pathogens)