S

[ Alloys of common metal; aluminum and its alloys [ ; aluminum foil; common metals, unwrought or semi-wrought; castings, foils, powder, and rolled, drawn or extruded semi-finished articles of aluminum or its alloys; aluminum alloy plates for magnetic discs ] ]

Parts of compressors for air conditioners, namely, pistons and interleaving scrolls for use in the manufacture of scroll compressors, or as replacement parts for scroll compressors

[ Refractory bricks, not of metal; refractory castable mixes, not of metal [ ; construction materials not of metal, namely, extruded cement panels and fiber reinforced cement sidings; cement; mortar for building; drain pipes not of metal, made of cement; wall claddings, not of metal, for building; floor boards; floors, not of metal ] ]