… 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 … 2517.41 - - Of marble 2517.49 - - Other This heading covers pebbles, gravel and broken or crushed stone … in ball mills for crushing lime, cement, etc. Flint is, however, mainly used, after crushing, in the ceramic …