Jean-Paul Riopelle to abstract expressionism), in which he used myriad tumultuous cubes and triangles of multicolored elements, facetted with a palette knife, spatula, or trowel, on often large canvases to create powerful atmospheres. The presence of long filaments of paint in his painting from 1948 through the early 1950s has often been seen as resulting from a dripping technique like that of Jackson Pollock. Rather, the creation of such effects came from the act of throwing, with a palette knife or brush, large quantities of paint onto the stretched canvas (positioned vertically). Riopelle's voluminous impasto became just as important as color. His
Spin art speed. Once the canvas is secure, the artist can then begin spinning the canvas. Most spinning platforms are electrical or battery operated, with more elaborate platforms enabling the artist to vary the rotational speed. As the canvas rotates, centrifugal forces draw the wet paint outwards, creating intricate designs. The artist can drip more paint onto the canvas while it is spinning, thus layering paints on top of each other, creating different effects. Using different colors, a skilled spin artist can blend colors together into subtle designs. At any point during this process, the artist can stop the spinning platform to