Falegaosimea Tu'usa'o Sapalai Graphitized Petroleum Coke
Coke Petroleum Graphitised (GPC)o se mea kaponi mama-maualuga e gaosia e le graphitization o le suauu coke i ultra-maualuga vevela (e masani lava i luga 2500°C). O lenei faiga e suia ai le coke mata i se fausaga graphite tioata, faʻaleleia lona faʻaogaina o le eletise, faʻamautu vevela, ma le faʻamaʻiina o vailaʻau.
