Douglas White Spirits is a quick-drying petroleum solvent which can be used for thinning paints. Many paints are still solvent based which makes this a popular product for the professional painter/decorator or DIY enthusiast. It's non-greasiness also makes it great for general cleaning purposes. The uses for white spirits include cleaning paint brushes after use, cleaning auto parts and tools, as a starter fluid for charcoal grills, to remove adhesive residue from non-porous surfaces and many other common tasks. Take care when using white spirits and wear personal protective equipment.