https://en.wikipedia.org/wiki/Gum_arabic
WebGum arabic, also known as gum sudani, acacia gum, Arabic gum, gum acacia, acacia, Senegal gum, Indian gum, and by other names, is a natural gum originally consisting of the hardened sap of two species of the Acacia tree, Senegalia senegal and Vachellia seyal. The term "gum arabic" does not legally indicate a particular botanical source, however. The …