May of the components, such as acids and alkaline that go into foods can cause damage to an unprotected floor. On top of this, the floors are subjected to heavy carts and crates being constantly dragged over them. Then there are the harsh chemicals that are required in the food and drink industry to ensure a high level of cleanliness.
As well as the above, these floors must comply with a wide variety of regulations from agencies like CFIA, FDA, and OSHA. Food and drink processing environments need CFIA approved flooring in order to pass rigorous inspection.