Section 15 Base metals and articles of base metal 72 Iron and steel 72 04 Ferrous waste and scrap; remelting scrap ingots of iron or steel 72 04 41 Turnings, shavings, chips, milling waste, sawdust, filings, trimmings & stampings,...... 72 04 41 00 Turnings, shavings, chips, milling waste, sawdust, filings, trimmings & stampings,...... Commodity Code Description 72 04 41 00 000 Turnings, shavings, chips, milling waste, sawdust, filings, trimmings & stampings,......