All the benefits of a traditional solvent, without petroleum distillates: all ingredients are derived from plant-based chemistry. Use Sennelier Green for Oil just like any conventional paint thinner. You can mix it with your paint to increase fluidity or facilitate initial sketchingan effective and clever diluent.The Sennelier Green range is safe for pregnant women and allergy sufferers. Ideal for protecting both your health and the planet, Green products can be poured down the sink, minimizing environmental impact and avoiding trips to recycling centers.