How to Clean Oil Pastels: 10 Steps (with Pictures) - wikiHow
How To Get Oil Pastels Out Of Clothes? - Art New York
Pastel & Colour: Erasing your mistakes | Canson®
update sorta: (oil pastels) i was told to try hairspray as a sort of fixative and i think honestly it worked pretty well, to nervous to try it on my favorite pieces
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