Canvas white pigment and calcium carbonate is rather brittle and susceptible to cracking. As lead-based paint is poisonous, care has to be taken in using it. Various alternative and more flexible canvas primers are commercially available, the most popular being a synthetic latex paint composed of titanium dioxide and calcium carbonate, bound with a thermo-plastic emulsion. Many artists have painted onto unprimed canvas, such as Jackson Pollock, Kenneth Noland, Francis Bacon, Helen Frankenthaler, Dan Christensen, Larry Zox, Ronnie Landfield, Color Field painters, Lyrical Abstractionists and others. Staining acrylic paint into the fabric of cotton duck canvas was more benign and less
Temper (artist) skilled freehand aerosol works on canvas in the world. Temper (artist) Temper is an English graffiti artist. He is most prolific in the advancement of spray paint photorealism in the United Kingdom. He was the first graffiti artist to create a conceptual collection on canvas and revolutionalised portraiture in popular culture globally with his "The Good Die Young" concept and collection in 2002. His groundbreaking 2001 exhibition "Minuteman" was the first by a solo graffiti artist in a public art gallery held at Birmingham Museum and Art Gallery in the United Kingdom and broke attendance records for ethnic minority audience.