METHOD 1: Create a warm, hand-rubbed oil finish. Linseed oil, derived from the seeds of the flax plant, and Tung oil, extracted from the Chinese Tung tree, are the basis for nearly all hand-rubbed ... No voc, water based, non-toxic, acrylic, free of bpa & heavy metals Safe for individuals with allergies/sensitivities and those concerned about the environment Seals porous surfaces, keeps internal moisture in and external wetness out Artist quality, odorless, easy to use Poisonous, toxic liquids, solids or gases. Radioactive materials and samples that are classified as radioactive using Table 2-12 of the latest edition of the ICAO's Technical Instructions. Solvent-based paints, wood varnishes and enamels. Soiled clothes and rags. Waste, dirt, filth or refuse.