Classification Information
Artificial stone; rock crystal; tiles, not of metal; floor tiles, not of metal; tile floorings, not of metal; wall tiles, not of metal, for building; water whetstone; ceramic tiles
Nonmetallic Building MaterialsArtificial stone; rock crystal; tiles, not of metal; floor tiles, not of metal; tile floorings, not of metal; wall tiles, not of metal, for building; water whetstone; ceramic tiles
Nonmetallic Building Materials