Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; chemical preparations and materials for film, photography and printing; detergents for use in manufacture and industry; chemical substances, chemical materials and chemical preparations [for industrial purposes]; chemicals for the rubber, plastics and cable industry, and the tyre industry; chemical intensifiers for rubber; additives (chemical -) for rubber processing; chemical preparations for use in the manufacture of tyres; catalysts for use in the manufacture of synthetics, rubbers and polymers; cross linking agents; silanes; organosilanes; silicon; silicon dioxide; silicates; synthetic silica; salts for industrial purposes; starches for use in manufacturing and industry; putties, and fillers and pastes for use in industry; chemical extenders; synthetic resins, unprocessed; unprocessed plastics; unprocessed and synthetic resins; rubber compounds for industrial use; filter materials made from chemical and non-chemical substances, included in this class; fertilizers, and chemicals for use in agriculture, horticulture and forestry; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; chemical and organic compositions for use in the manufacture of food and beverages; tanning substances; adhesives used in industry.;