Textile floor coverings. Classification|Density, Synthetic fibres, Carpets, Flooring tiles, Dimensional tolerances, Fungus proofing, Electrical resistance, Dimensional changes, Wear resistance, Visual inspection (testing), Wool fibres, Mathematical calculations, Carpet tiles, Pile fabrics, Textile testing, Classification systems, Mass, Electrical properties of materials, Textile floor coverings, Durability, Performance, Tex, Floor coverings, Grades (quality), Thickness, Colour fastness, Electrostatics