Grunge is an irregular and dirty style in visual art, but it is a popular trend. Even a simple touch of grunge style can change perception of your Illustration. Most frequently used elements in such disgusting visualisation are: rasty spray, splats, halftones, drops.
Vector illustrations can be edited in many computer art programs, for example: Photo Styler, Flash, Xara, Corel Draw, PMView, and sure All Adobe programs Photoshop, Illustrator, Indesign etc. can be used to open and edit vectors. Illustrator CS3 my certain choice!Download free Vector splatters, splashes (3 mb)