O le semi-graphitized petroleum coke e faʻaaogaina lautele i pisinisi, faʻaaogaina o le carbon raiser i metallurgy, casting, ma fa'apala sa'o; fa'aaogaina e fai ai ulo fa'avevela maualuga i le fa'a'ele'eleina, fa'a'asu'u i le alamanuia masini, eletise ma penitala ta'ita'i; E fa'aaogaina lautele i mea e le mafai ona tete'e i le vevela ma ufiufi i le alamanuia metallurgical, stabilizers i mea fa'a-pyrotechnic i le alamanuia fa'amiliteli, pulumu kaponi i le alamanuia eletise, eletise i le alamanuia maa, mea fa'agaoioi i le alamanuia fa'apalaga, ma isi mea fa'apena.
