Answer (1 of 2): Turpentine is a fast-drying medium. Linseed oil is slow drying. Rule of thumbs: slow after fast, fat over lean. So use your fast-drying mediums for your initial thin layers and your slower-drying ones for later layers. You can mix a little turp with linseed oil to speed up drying
Should I mix turpentine with linseed oil or varnish for my colour
Should I mix turpentine with linseed oil or varnish for my colour
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