A statement as to whether gypsum is removed from the waste streams in producing the mixture of fines; and if gypsum is removed, a description of the process by which it is removed.
Datganiad ynghylch pa un a dynnir gypswm ymaith o’r ffrydiau gwastraff wrth gynhyrchu’r cymysgedd o ronynnau mân; ac os tynnir gypswm ymaith, disgrifiad o’r broses a ddefnyddir i’w dynnu ymaith.