Chio̍h-ba̍k
Chio̍h-ba̍k (石墨) sī thòaⁿ-sò͘ ê chi̍t chióng tông-sò͘-thé. I ê sek-chúi o͘-o͘, ū kim-ku̍t, bô thang-kng, bong khí-lâi iû-leh-leh. Chio̍h-ba̍k ē kòe-tiān.
Kiat-kò͘[siu-kái | kái goân-sí-bé]
Chio̍h-ba̍k ê chiⁿ-thé kiat-kò͘ sī pêⁿ-bīn chân-chōng (層狀). Múi chi̍t chân ê thòaⁿ-sò͘ goân-chú lóng sī chiáⁿ la̍k-kak-hêng.
lō͘-ēng[siu-kái | kái goân-sí-bé]
Chio̍h-ba̍k ê lō͘-ēng pau-koat chè-chō tiān-ke̍k, iân-pit-iân (鉛筆鉛), ku̍t-lūn-che (滑潤劑), mā ē-sái tòng-chò tiong-chú kiám-sok-che (中子減速劑).