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Class [1]
Chemical Products

Foundry materials; filler materials for paints, adhesives, plastics and for coating compositions; sand, silica, clay; all included in Class 1; chemical additives and fluxes, all for use in metallurgy, welding, or in the manufacture of welding electrodes; fluxes for use in the preparation of glass, ceramics, or of pottery; all derived from minerals; powdered and ground minerals, all included in Class 1 for use in the preparation of compositions for the firing of ceramic products, or for use in the preparation of pottery, or for use in the manufacture of glass and glazes; felspar.