Sugar as sucrose is obtained from sap, sugar cane, sugar beet, or palm sugar. However, there are other minor sugar sources, such as coconut. Other sweetening sources, such as dahlia bulbs, grapes, or corn

The petroleum industry includes global petroleum processing, from exploration, extraction, refining, transportation (usually through oil tankers and pipeline transport), and marketing of petroleum products.

Teknik kimia (chemical engineering) adalah cabang ilmu teknik atau rekayasa yang mempelajari pemrosesan bahan mentah menjadi barang yang lebih berguna, dapat berupa barang jadi ataupun barang setengah