Rodents eat or contaminate at least 20% of the world’s food supply. Consequently rodents are are the primary cause of audit failures in the food industry.
Rats have the ability to gnaw through plastic, wood, aluminum, brick cement and lead. Additionally, they can squeeze into holes as small as a quarter. While mice can fit into holes as small as a nickel.
As a result, that food safety codes and regulations have included strict measures to make sure rodents and pests do not enter.