Fire extinguishing compositions; compositions for fire extinguishing and prevention; unprocessed plastics with embedded micro hollow spheres or foam particles made of perlite, glass, ceramics or other non-metallic materials; adhesives for use in industry with embedded micro hollow spheres or foam particles made of perlite, glass, ceramics or other non-metallic materials; air void formers being chemical additives for concrete or mortar; chemical additives for concrete; fillers [chemical substances]; mineral fillers [chemical products] for industrial use and manufacturing; chemical substances, chemical materials and chemical preparations; putties, fillers and pastes for industrial uses; filtering materials consisting of chemical and non-chemical substances, as far as included in this class; perlite for use in horticulture; fertilizers, and chemicals for use in agriculture, horticulture and forestry.;