When processing milk, it is essential to maintain hygiene. Therefore, the equipment's surface should be free from dents, pits, rough spots, and cracks. Additionally, it must be non-toxic, non-corrosive, and non-staining. <nis:link nis:type=tag nis:id=MilkHygiene nis:value=MilkHygiene nis:enabled=true nis:link/>