… Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road …
Explanatory notes
… 25.17 ‑ Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road … broken or crushed stone (including mixtures of different kinds of stone), of a kind commonly used for concrete … to road surfacing materials, to improve hardness, anti‑skid properties, visibility, etc., are excluded from this …