Explanatory notes
… and articles thereof, including waste and scrap. 8108.20 ‑ Unwrought titanium; powders 8108.30 ‑ Waste and scrap … in particular, sponge, ingots, powder, anodes, bars and rods, sheets and plates, waste and scrap, and products other … (generally Section XVI or XVII ), such as helicopter rotors, propeller blades, pumps or valves. The …