Where does “thán khí” come from?

thán khí (Vietnamese) comes from Chinese 碳, from Chinese 炭, from Proto-Sino-Tibetan tal — charcoal; dust; ashes.

thán khí (Vietnamese): carbon dioxide

Definitions

  1. carbon dioxide

Ancestry of “thán khí”, step by step

StepLanguageWordMeaning
1Chinese碳—
2Chinese炭coal
3Proto-Sino-Tibetantalcharcoal; dust; ashes
Every word from Proto-Sino-Tibetan tal →Every word from Chinese 炭 →Every word from Chinese 碳 →