Explanatory notes
… or graded (e.g., carded fibres and dyed fibres). They may be for any purpose (e.g., for spinning, felting, etc., … sodium silicate, asphalt or rubber, etc. These articles may be made by felting, spinning, twisting, plaiting, … 68.11). Boards are also obtained by bonding superimposed layers of asbestos sheets with plastics. These products …