Masking Fluid is one of the key supplies to any watercolorist kit. However, using it can be a bit tricky. I'm sure you've experienced similar situations an
Art Masking Fluid
Texture, Weight, Sizing in Watercolor Paper
The Complete Guide to Masking Fluid for Watercolours
Watercolor masking fluid - technique, tips and 4 mini tutorials!
How to Use Masking Fluid in Watercolour - Top Tips! Emily Wassell Art
Masking Fluid (Liquid Frisket) Watercolor Technique - Beebly's
Top Tips for Masking Fluid Magic with Watercolors — Ohn Mar Win
Watercolour - How to remove masking fluid
Tips how to use Masking Fluid (liquid frisket) on watercolor Paper by Iraville