Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry, except fungicides, herbicides, insecticides and parasiticides; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; chemical products for preserving foodstuffs; adhesives used in industry; chemical preparations for use in industry, namely, silica for use as a filler for the manufacture of rubber and plastics, as a thickening agent for the manufac...