It's becauase the argument passed to the chr() method is out of the range. Want to learn more Python for Data Science? Head over to DataCamp and try their free Python Tutorial
The second product used in this project is Liquitex pouring medium. This is a low viscosity (very fluid), clear, and high gloss acrylic medium. It is about the consistency of warm honey; quite sticky also. It can ben used with your regular heavy body paint to make them flow easier, and create cool dripping effects.
In the paint industry, the solvent in paint refers to its spreading agent. Modern latex enamel paints use water as the spreading agent or carrier of the pigments and emulsions, whereas oil-based paints have petroleum solvents or bases.