1 Chemicals and chemical preparations, biological, biochemical and biotechnological substances being chemical reagents and preparations for use in industry, commerce and science, for further industrial processing, for developing active agents, for medicines,for biologically active substances being cells and bacteria, diagnostics, foodstuffs and fodder, pesticides, herbicides and fungicides, for functionalising and modifying surfaces, handling and preserving foodstuffs and fodder, consisting in particular of solid particles in the form of spheres, cylinders, lenses, multi-component granules, plastic granulates, plastic fillers, solidifies particles of liquid raw materials, substrates for active substances, consisting in particular of monomeric and polymeric liquids, ionically cross-linked gels, thermally cross-Iinked gels, alginates, gelatine, metal oxides, hydroxyl cellulose, polyvinyl alcohol, chitosan, cellulose, resins, chemical preparations for melting snow, preparations for permanent hair waves, silica gel, polystyrene, pectates; chemicals, biological or mineral substances for coating surfaces, in particular in the form of microparticle and nanoparticle layers