Section R. 408.16503 - Definitions; A to CRule 6503.
(1) "Aisle" means a path of designated travel for employees and vehicles.(2) "Calender" means a machine equipped with 2 or more metal rolls in vertical frames and revolving in opposite directions used for continuously sheeting or plying up rubber and plastic compounds and for frictioning or coating materials with rubber and plastic compounds.Mich. Admin. Code R. 408.16503