Changes

Certain types of dyes are suspected [http://www.http://en.wikipedia.org/wiki/Carcinogen carcinogens ] and [http://en.wikipedia.org/wiki/Mutagen mutagens], while other dyes are known to have a sensitizing effect on skin and should be avoided. Untreated dye water can negatively impact receiving water bodies and harm aquatic ecosystems if left untreated before its release.