Lukas mediums for oil painting can affect several properties - drying time, consistency, fluidity - at once and optimize them for the desired use.
Mediums and Other Additives for Oil Painting
Bob Ross Oil Painting Mediums
Copal Medium – Jack Richeson & Co.
Oil Painting Medic: Guide to Water Mixable Oil Mediums for Oil Paints
Painting Medium No.1 - Art Spectrum
Buy Oleogel - Thixotropic Linseed Oil Medium for Artists, Natural Pigments
OIL PAINTING MEDIUMS - How to use them + how to make your own!
Oil Painting Without Solvents-What Artists Need to Know - My Sketch Journal
Daler Rowney Artist Clear Picture Spray Varnish 400ml - For Oil & Acrylic
Oil Painting Mediums - Choosing the Best Medium for Oil Painting