… Pebbles, gravel, broken or crushed stone, of a kind commonly used for …
Explanatory notes
… 25.17 ‑ Pebbles, gravel, broken or crushed stone, of a kind commonly used for … whether or not heat‑treated. 2517.10 ‑ Pebbles, gravel, broken or crushed stone, of a kind commonly used for … used, after crushing, in the ceramic industry or as an abrasive material. Other shingle is used in ball mills …