This helps protect and preserve the final piece. It is a fast-drying paint made with pigment suspended in an acrylic polymer resin. They dry much slower than typical acrylics so it gives you more work time. This makes painting new layers on top of previous ones simpler. Disadvantages: over time, the ability to reactivate is eventually lost and painting wet over dry acrylics may cause some color bleed. Acrylics have only been around for 50+ years, unlike oil paints which have been around for … The most obvious advantage is that acrylic paint dries much faster than oil paint and is ready for further over-painting in a short time, being generally ready to sell or transport overnight. Because they're made out of solvents such as urethane, they are potentially flammable while still in wet form. You can mix acrylics with lots of different mediums to get different textures, adhering features, or to change the drying time. Although oil-based enamel paint takes a longer period to dry, it ends up with a harder finish. Extending the drying time of acrylic paints makes it possible to blend colors more easily with one another while working on an art piece. Both wallpaper and paints are available at different prices and various assortments, but when we look at it, wallpaper rolls cost more in comparison to that of purchasing paint supplies that are from the low to average spectrum when it comes to the cost. The ability of the paint to stretch can tear or loosen the layers of old oil base paint. My reference photo is from a free photo archive called Morgue File. This is because they dry much quicker than other paints. Advantages: unlike watercolors (another water-based paint), once traditional acrylics are dry they are on the support to stay. In addition, wet paint can be cleaned off of brushes using just soap and water. Acrylics paints can be used in place of watercolors and can be helpful for beginners wanting to paint in a softer style. I think I’ll most likely stick to acrylics, but I might try mixing oil paint with Liquin like @robert13 suggested and see how that goes. Pros: Acrylic is water based, so unlike urethane paint, it’s less toxic. The more artists take advantage of the wide range of approaches that acrylic paints offer, the more acrylic paint products come to market. Because acrylic paints are water-based, there are no highly toxic spirits required. It can also have its own unique characteristics not attainable with other media. Oil-based enamel paints have strong odors that can be very irritating and sometimes harmful.