… Hard rubber (for example, ebonite) in all forms, including waste and scrap; articles of hard rubber. …
Explanatory notes
… 40.17 ‑ Hard rubber (for example, ebonite) in all forms, including waste and scrap; articles of hard rubber. Hard … of fillers, for example, coal, clays and silica. In the absence of fillers, pigments and cellular structures, hard … also covers all hard rubber articles not specified or included in other Chapters. It includes vats, troughs, …