[ Sand, gravel, slag stone, mixtures of sand and sandstones; ] natural stones, artificial stones, natural marbles, artificial marbles, inner and outer facings of natural or artificial stones for building facings [ ; natural or synthetic non-metallic surfacing plates or strips for building purposes, namely, non-metal rumble strips ]

Chemicals used in construction, namely chemicals used in oil drilling, chemical additives for oil well drilling fluid; drilling muds for use in stone and rock drilling machines; glues for industrial purposes; additives for cements and concrete

Ceramic tiles; Non-metal floor tiles