In this Software video tutorial you will learn how to create a cool color blast effect using Photoshop CS4. Open a new document of 700 x 700 pixels. Press ‚ÄòD‚Äô on the keyboard and set the color palette to black on top and white at the bottom. Go to filter > render > clouds. Then go to filter > render > difference clouds. Press ‚ÄòF‚Äô a few times to change how the color looks and select the one you like. Then go to filter > pixelate > color halftone. Here you set radius to ‚Äò pixels and change all channels to 90 and click OK. Next step is to filter > distort > polar coordinates > OK. This will give the blast effect. You can watch the video for the full instructions.