Carbon dioxide has been known from ancient times as the byproduct of fermentation, particularly for beverages, which was first documented dating from 7000–6600 B.C. in Jiahu, China.
Karbon dioksida telah diketahui sejak zaman kuno sebagai produk sampingan fermentasi, terutama untuk minuman, yang pertama kali didokumentasikan pada 7000–6600 SM di Jiahu, Tiongkok.