Chemical products used in industry, science, photography, cinematography, agriculture, horticulture; artificial and synthetic resins; plastic materials in the raw state (in the form of powders, liquids or pastes); chemical preparations for the purification of gas; sulphur, methane, butane, propane, sulphuric acid, methylmercaptan; soil fertilizers (natural or artificial); fire extinguishing compositions; tempering substances and chemical preparations for soldering; chemical substances for preserving foodstuffs; adhesive substances used in industry; all products in this class derived from mineral oil, petrol additives and detergents; chemical additives for drilling-mud and the siltation of wells; and all other goods included in this class