Applicability; description of the retan-wet finish-sides subcategory

Applicability; description of the retan-wet finish-sides subcategory. Applicability; description of the retan-wet finish-sides subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes previously tanned hides and skins (grain side only) into finished leather by retan-wet finishing.