CFR›Title 7›Subtitle B›Chapter I›Part 51›Subpart J›Subject Group Definitions›7 CFR 51.1275 Citation7 CFR 51.1275CorpusDaily eCFRDisplayed edition2026-09-22Last updated2026-09-22 § 51.1275 Clean.Clean means free from excessive dirt, dust, spray residue or other foreign material. Previous 51.1274 § 51.1274 Carefully hand-picked. Next 51.1276 § 51.1276 Black end.