Musamman Babban Carbon Calcined Coal Anthracite
Ƙananan abun ciki na tokacalcined anthraciteyana rage ragowar sharar da ake samarwa yayin aikin konewa, yana rage tasirin muhalli, sannan kuma yana rage yawan lalacewa da tsadar kayan aiki. Ƙarƙashin ƙima yana tabbatar da kwanciyar hankali da amincin konewa, yana sa tsarin konewa ya fi dacewa da kuma guje wa haɗarin haɗari mai haɗari wanda ya haifar da rashin ƙarfi mai yawa.
