Section NR 257.11 - Specialized definitionsIn addition to the definitions set forth in s. NR 257.03, the following definitions apply to the terms used in this subchapter:
(1) "Ancillary operation" means any operation which is not a core operation but which is performed on-site following or preceding the rolling operation, such as continuous rod casting, continuous sheet casting, solution heat treatment, and cleaning or etching.(2) "Core operation" means rolling using neat oils, roll grinding, sawing, annealing, stationary casting, homogenizing, artificial aging, degreasing, and stamping.Wis. Admin. Code Department of Natural Resources NR 257.11
Cr. Register, November, 1989, No. 407, eff. 12-1-89.