Section R. 408.14405 - Definitions; A to CRule 4405.
(1) "Aisle" means a passageway between molds leading from a gangway, and its width shall be understood to be the clear distance between molds, machinery and equipment, posts, partitions, or other obstructions on 1 side of a passageway and similar objects on the other side.(2) "Charging box or bucket" means a container which transports, to a cupola or furnace, scrap, coke, limestone, pig iron, ingots, alloys, briquets, and any other material to be melted.(3) "Chipping" means a process of removing excess metal, flash, fins, and other unwanted material from a casting.(4) "Coreblower" means a a pneumatic machine which makes cores.(5) "Crucible" means a vessel of refractory material used to hold or transport molten metal.(6) "Crucible furnace" means a device which encloses a crucible in which metal is melted by gas, oil, or electric heat.(7) "Cupola" means a vertical furnace used for melting metals and having tuyeres and a tapping spout.Mich. Admin. Code R. 408.14405