It is a penetrating finish, which means that it is absorbed into the wood rather than sitting on top of the surface like a film finish. Danish oil is used to protect and enhance the natural beauty of wood, and is often used on furniture, cabinetry, and other woodworking projects.Danish oil is typically applied to wood using a cloth or brush and may require multiple coats to achieve the desired finish. It is a relatively easy finish to apply and can be used on a variety of wood species. Danish oil is also water-resistant and can help to protect wood from moisture damage.There are a few different types of Danish oil available, including teak oil, oak oil, and walnut oil. These oils are formulated with different dyes and pigments to match the color of the specific wood species they are intended for.Overall, Danish oil is a good choice for those who want a wood finish that is easy to apply, provides protection and enhancement for the wood, and has a natural, matte finish.