Neither type of linseed oil is suitable for outdoor projects. Apply the oil with a cloth and rub well into the wood. Leave at least 24 hours between applications. Once you are satisfied with the finish, buff with a soft cloth. Both oils are better suited to new projects than linseed, and it is best to relegate linseed to the older projects that already have linseed on them.
Teak oil provides a slight surface sheen while Danish oil leaves a low luster.
In between coats of oil, sand the wood down with a fine silicon-carbide paper. Typically, it is best to use four coats of oil. Mineral Oil Mineral oil is a laxative that is readily available from any chemist. Although this will not provide the same level of sheen as the above oils, it is ideal for projects such as cutting boards when you need a non-toxic substance. The below feature on Organoil was contributed by Gregory McGrath, Bunbury, Australia.