2.0 Personal hygiene Basically, anything that travels through or mobile in the facility is a potential source of contamination that must be controlled. People are one of the biggest “movers” in the plant and thus a source of cross-contamination either through a direct route or indirect. Here are some areas needed to be focus about personal hygiene policies to prevent contamination of food by …show more content…
Product-contact materials must be made from stainless tool steel and inert to the product under operating conditions, as well as to detergents and sanitizers used during cleaning process. They must be non-toxic, corrosion resistant and mechanically stable. The surface roughness of the equipment should be smooth enough to be easily cleaned and it is recommended that surface finish of stainless steel should be equal or less than Ra=0.8pm. In order to prevent dirt accumulation, aspects such as free from crevices, sharp corners, dead areas, protrusions and shadow zones are important to take into consideration. All these criteria and requirements must be maintained during the usable life of the equipment (Roy,