PHYSICAL
These are caused by the improper handling of food.
Glass shards, packaging materials, jewelry, fingernails, and other material substances are categorized as a physical hazard.
CHEMICAL
These common hazards are caused by the improper storage of food and chemicals and/or improper cleaning and sanitizing of food and the kitchen. It can also start from the primary source such as the farm.
Examples of chemical hazards are insecticides, pesticides, cleaning chemicals, and dissolved metals from containers.
BIOLOGICAL
These are caused by food contamination. Improper cooking of food and lack of observance of good hygiene can result in biological hazards.
Bacteria, viruses, fungi, and molds are some examples of biological hazards.