Acoustic insulation materials; Carbon fibres, not for textile use; Carbon fibres, other than for textile use; Chemical fibers, not for textile use; Extruded plastics in the form of pellets for use in manufacture; Glass fibers for insulation; Glass fibers for use in the manufacture of building insulation materials; Glass fibres for use in the manufacture of building insulation materials; Plastic fibers, not for textile use; Plastic fibres, not for textile use; Plastic filaments for 3D printing...