Matter other than basic cereals of unimpaired quality: broken grains ...; grain impurities: shrivelled grains ..., other cereals ..., grains damaged by pests ..., grains in which the germ is discoloured and mottled grains ...; sprouted grains ... ; miscellaneous impurities: weed seeds, damaged grains ..., extraneous matter ..., husks ..., ergot ..., decayed grains ..., dead insects and fragments of insects ...; live pests.