(a) No person known to be affected by a communicable or infectious disease shall be permitted to come in contact with the product.
(b) Plant personnel coming into contact with the product shall wear clean clothing. [32 FR 8232, June 8, 1967. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981]