Adobe Illustrator and CorelDRAW
9.1 The result of misregistration between color elements when no trap has been applied.
I have chosen these rather lurid colors as an example of misregistration (fig. 9.1) because they just happen to be two components of the CMYK system and are printed by different ink units on the press. If I were actually picking colors for a two-color print job, I would probably select something more tasteful from the Pantone book.
Modern printing presses are fantastic pieces of engineering and, in the hands of a good operator, it is possible to put a cyan dot right on top of a magenta dot that is right on top of a yellow dot, ...