Pastel Fixatives. Most important- least colour change of -lights, darks, paper. Does it reduce smudging? Can you continue working on top if needed?
Soft Pastel for Beginners - Jackson's Art Blog
The Dusty Side: Soft Pastel – Sophie Ploeg
What makes aluminum foil tarnish and turn iridescent, and how can I reproduce this effect for artistic purposes? - Quora
Will gilding 24k Gold Leaf over epoxy resin art piece prolong the resins' life since it will protect it from UV? How long could it last as a piece of art indoor?
Spray fixative on inkjet prints - Jackson's Art Blog
Fixatives Are Not All the Same - Jackson's Art Blog
Comparing watercolour grounds on canvas - Jackson's Art Blog
Brush And Pencil : Advanced Colored Pencil Texture Fixative : 255g
Watercolour Varnish: Can You Make Watercolour Waterproof
Should I use fixatives for pastel drawings and which works best?
Inside the Sketchbook of Kevin Scully - Jackson's Art Blog
Soft Pastel for Beginners - Jackson's Art Blog
Soft Pastel for Beginners - Jackson's Art Blog
Comparing watercolour grounds on canvas - Jackson's Art Blog
Using Fixative? Emma Colbert Shares Her Opinion - Pastel Today