Tung oil for use as a protective finish for wood, to prevent wood from moisture, prevent cracking, prevent from rotting and decaying, protect wood from insects and pests and enhance wood color. Tung oil hardens upon exposure to air with a transparent, deep, almost wet look.

Castor oil, produced from castor beans, has long been considered to be of important commercial value primarily for the manufacturing of soaps, lubricants, and coatings, among others.

Tung oil for use as a protective finish for wood, to prevent wood from moisture, prevent cracking, prevent from rotting and decaying, protect wood from insects and pests and enhance wood color. Tung oil hardens upon exposure to air with a transparent, deep, almost wet look.