… whether or not heat-treated; macadam of slag, dross or similar industrial waste, whether or not incorporating the …
Explanatory notes
… whether or not heat‑treated; macadam of slag, dross or similar industrial waste, whether or not incorporating the … Segregated materials of construction and demolition waste consisting essentially of broken pieces of stone which are … used, after crushing, in the ceramic industry or as an abrasive material. Other shingle is used in ball mills …