The technique of oil painting involves the use of pigments which are bound by drying in oils, linseed being a popular choice for early modern Europe, read here.
For oil paintings, the linseed, pine resin and even frankincense was simmered to produce a varnish. Glossiness was of great importance. Poppy seed oil, walnut or safflower are some other oils for oil painting. These oils give oil paint various properties such as being less staining.
There are also differences in the shine of the paint, depending on what oil was used. Different oil types can be used to create different effects and pigments in paintings. Depending on their use, the feel of paints may also differ.
Florence’s courses in oil painting will teach you these techniques.
There are other tools than brushes. You can also use other tools like rags, palette knives or paint straight from the tube. Many artists will remove oil paint from paintings because it is wetter.
It will be necessary to scrape the surface if after some time it gets hard. Oil paints do not evaporate but rather oxidize. Usually, oil paints are touchable after 1 to 15 days.
In Italy, you will be taught that to ensure proper drying of the oil layers, each one should be oilier than the previous. In oil painting, you can work with a wide variety of materials. There are cold waxes as well resins and stains.
You can use them to change the body, transparency and luster of your paint. They also give the artist the ability to cover or hide brushstrokes. These techniques all have a close connection to the expressive power of oil, and are taught in oil painting courses.
After six or twelve months, paints are usually sufficiently dry to be varnished. Oil paintings may not be completely dry until 70 years. This is according to art conservators.
Dutch painters began using oil paint in the 15th century.