Sand, gravel, crushed natural stone, asphalt, bitumen, cement, gypsum board, plaster, concrete, and marble blocks for construction; building materials as finished products, namely, composite panels composed primarily of concrete, gypsum, clay, potters' clay, stone, marble, wood, plastics and synthetic materials for building, construction, road construction purposes; non-metallic transportable buildings; non-metallic building materials, namely, fiberglass panels, floor boards, fascia; poles no...