Coloring rejected milk.

Iowa Code § 192.104, under GRADE “A” MILK INSPECTION.

Iowa Code § 192.104

A milk hauler or a milk grader may mix a harmless coloring matter in rejected milk to prevent the rejected milk from being offered for sale. [C54, 58, 62, 66, §192.41; C71, 73, 75, 77, 79, 81, §192.64 ] CS91, §192.104 97 Acts, ch 94, §2