Udaka oluxutyiweyo ludityaniswe nezinto zesamente (isamente, uthuthu lwempukane, umgubo we-slag, njl.njl.), iiaggregates zodidi olukhethekileyo (isanti ye-quartz, i-corundum, njl. njl., kwaye ngamanye amaxesha kufuneka i-aggregates elula, njenge-ceramsite, i-polystyrene eyandisiweyo, njl. .) Iigranuli, iperlite eyandisiweyo, ivermicu eyandisiweyo...
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