You know those photos where you throw flour or pigments at models? I know you do, because we just featured some the other day. While those are a lot of fun to make, dealing with flour on the floor is definitely not an easy task. Benjamin von Wong who did this a few years back said it took a few hours to clean.
Well, we got smart and did it in Photoshop :) Not as fun, but definitely faster and easier and no post-shoot-cleaning. We used premade dust from out dust II package which has a large collection of high res dust