Minn. R. 1550.2850
CONTAMINATION
Distressed food which shows evidence of contamination shall not be acceptable as human food. For the purposes of parts 1550.2490 to 1550.2930 , "contamination" shall mean the presence of foreign material, insect-infestation, filth, microorganisms, or products of microorganisms of public health significance, or any other condition which from a public health or aesthetic standpoint shall render said distressed food unfit for human consumption.