Assertion: pencil's binder | /r/HasProperty | water-soluble
Facets:
value: water
type: OTHER
Source sentences:
text: This is because colored pencil pigment is held by a waxy or oil-based binder, while watercolor pencils have a water-soluble binder.
text: Watercolor pencils use water-soluble binders to hold their pigments together, and can be used exactly like regular colored pencils, or dipped in water to blur and spread the pigment just like watercolor paints.