Explanatory notes
… bark), or which has been roughly squared, is, however, excluded ( heading 45.02 ). (2) Waste of natural or … used as a heat‑ or sound‑insulating material and to some extent for packing fruit. Crushed, granulated or ground cork … remains in the heading if coloured, impregnated, baked or expanded by heat‑treatment; but agglomerated cork is …