I can't understand the purpose of turpentine and linseed oil even though I watched many videos. Should I mix them or use them separately? Should I use turpentines only for cleaning, etc.?

Mixing Oil Mediums - “How To” + Some History = Everything you Need to Know!!🌟

What does turpentine do to paint? - Quora

Is it safe to dispose of pure linseed oil in the trash? If not, how? - Quora

How and why we use Turpentine and Linseed oil in painting

Mixing Oil Mediums - “How To” + Some History = Everything you Need to Know!!🌟

Why is turpentine the preferred thinner for artists' oil paints when mineral spirits are available? - Quora

How to use mediums with oil paint

Oil Painting Medium Recipe - Guy Chapman

Does turpentine remove wood stains? - Quora

Should I mix turpentine with linseed oil or varnish for my colour layers? - Quora