Oil Painting: Solvents and Resins

The properties of the various solvents and resinsand has a moderate evaporation rate, releasing
used in an oil paintingSolvents are added to oil paintsharmful vapors. It is not absorbed through healthy
for temporary change, they are designed to work inskin like turpentine. Mineral spirits is less expensive
a way such that they evaporate consistently andthan turpentine. Mineral spirits is a stronger solvent
completely as the oil paint dries. (Technically, thethan odorless mineral spirits, also called as white
more correct term is diluents, as not all are solvents,spirits.Odorless mineral spirits is based on petroleum
but it's not the term very commonly used.) Solventsand has a reasonable evaporation rate. It is again not
are also used to soften resins, making mediums,absorbed through healthy skin. It's quite expensive
cleaning up, and also for cleaning brushes. It is verythan normal mineral spirits as it has had some of the
essential to use solvents in a well-ventilated room andharmful perfumed solvents removed. Good brands
you need to remember that they are flammableinclude Turpenoid, Thin-ex, and Gamsol.Tip: Test the
(catch fire easily).Turpentine is the traditional solventquality of a solvent by putting a little on a drop of
used in the oil painting. It's actually based on treepaper and to let it evaporate. If it doesn't leave any
resin and has a very fast evaporation rate, releasingresident, stain, or smell, it needs to be good enough
harmful vapors. It could also be absorbed throughfor oil painting.Resins are used to increase the shine
healthy skin. Try using only artist quality turpentine asof oil paint, reduce the color, reduce drying time of a
the industrial variety you will find in hardware storesmedium, and add body to drying oils. The most used
probably contains impurities; it needs to be colorless,one is a natural resin known as Damar that should be
like water. It is also known as spirit of turpentine, oilmixed with turpentine as it would not thoroughly
of turpentine, genuine turpentine, English turpentine,dissolve when mixed with mineral spirits. Damar could
distilled turpentine; double rectified turpentine, or evenalso be used as a varnish.
simply turps.Mineral spirits is based on pure petroleum