aquadag
/ˈækwədæɡ/Definitions
1. noun
A substance used as a waterproofing agent, typically made from a mixture of beeswax and resin.
“The artist applied a layer of aquadag to protect the wooden frame from moisture.”
2. verb
To apply aquadag to a surface in order to protect it from moisture.
“The conservator aquadaged the painting to prevent it from warping in the humid environment.”