"Specialty soybean crushing source" means any hexane extraction soybean crushing equipment using indirect steam heat in flash or vapor desolventizers as the primary method of desolventizing and producing specialty solvent extracted soy flakes, grits or flour.
Ill. Admin. Code tit. 35, § 211.6190
Added at 17 Ill. Reg. 16504, effective September 27, 1993