Answer (1 of 2): You can use other things with or instead of Liquin. You can use just the Liquin mixed with your paints. I read somewhere ages ago, some artist mixed turpentine half and half with Liquin and used that as their medium to get their paints to the right consistancy for them to paint w
Can I use only Liquin Original for my oil painting? Also, in what ratio should I mix Liquin original with oils in each successive layer? - Quora
For oil painting, would a mixture of linseed oil and damar varnish serve as a general medium? Would the damar serve as a final varnish? - Quora
How long does it take for a layer done with Liquin Original to completely dry (not just touch dry)? Can I use linseed oil with turpentine on top of it? - Quora
One of my favorite lines of oil paints uses walnut oil instead of linseed. Are there any problems using that with other paints? - Quora
Can I use only Liquin Original for my oil painting? Also, in what ratio should I mix Liquin original with oils in each successive layer? - Quora
Does oil painting require a base of white before starting the painting? - Quora
How long does it take for a layer done with Liquin Original to completely dry (not just touch dry)? Can I use linseed oil with turpentine on top of it? - Quora
Oil Painting Mediums: The Complete Guide to Drying Times — Irish Surrealist Paintings by Leanne Rath
How to prepare the best drawing surface for oil pastels or oil sticks - Quora
What are the differences between Liquin (Winsor and Newton) and Walnut Alkyd Medium (M. Graham), with respect to appearance and drying time, when mixed with oil paint? - Quora