09096100 -- Neither crushed nor ground
70031291 ---- Having a non-reflecting layer
48022000 - Paper and paperboard of a kind used as a base for photosensitive, heat-sensitive or electrosensitive paper or paperboard
28053030 ---- Europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttrium
84172010 -- Tunnel ovens