Paint brush cleaning soaps or solvents: These include mineral spirits, paint thinner and turpentine, as well as liquid or solid soaps formulated for oil- and water-based paints. How We Found the ...

If oil is allowed to harden in the bristles, it leads to gunky paint can be nearly impossible to remove. It may not be an issue for cheap brushes, but some types of brushes can be quite costly.

The most common type of brush used for oil painting to this day is made from hog hair. This is because the bristles are strong, stiff and durable – which makes them able to hold and properly ...