Stock preparation and reprocessing.
[Statutory Authority: RCW
49.17.010, [49.17].040 and [49.17].050. WSR 99-16-083, § 296-79-290, filed 8/3/99, effective 11/3/99; Order 74-24, § 296-79-290, filed 5/6/74; Order 70-6, § 296-79-290, filed 7/10/70, effective 8/10/70.]