Plastics, unprocessed; synthetic resins, unprocessed; unprocessed acrylic resins; acrylic resins, unprocessed; artificial resins, unprocessed; unprocessed artificial resins; filtering materials in the nature of unprocessed plastics; polypropylene resins; synthetic resin plastic; salt of nylon 66

Framework, not of metal, for building, namely, non-metal panels and exterior wall panels of plastic, of concrete, and of composite material for construction and building, and rigid non-metal edging pieces in the nature of angle braces, corner supports, clips, pins, and joiners, sold as a unit and used in connection with exterior wall panels that are used for construction and building; partitions, not of metal; scaffolding, not of metal; props, not of metal, namely, non-metal angle braces, corner supports, clips, pins, and joiners all sold as a unit used to fasten together cladding pieces and associated edging pieces, all used for construction and building; flashing, not of metal, for building; cladding, not of metal, for building; facings, not of metal, for building, namely, facings made of plastic or composite material; partitions, not of metal, for building; joists, not of metal; pre-fabricated components, namely, angle braces, corner supports, clips, pins, and joiners, not of metal, made of plastic or composite material for building; wainscotting, not of metal; reinforcing materials, not of metal, for building; slabs, not of metal, namely, plastic slabs and composite slabs; multilayer panels of plastic, of concrete, or of composite materials being building panels, not of metal, used as exterior of building; building panels of plastic, of concrete, and of composite material, not of metal; plastic slabs for building; plastic rods for building; plastic slabs cut into strips for building; foundry molds made of plastic, composite material, cement or foundry sand; lighting slabs made of plastic or composite material