What is titanium dioxide? Skittles lawsuit highlights an ingredient that's in much more than candy

A lawsuit alleges the that colorful treats includes a toxin that is “unfit for human consumption.” Skittles’s “taste the rainbow” motto is getting a dark new meaning in the wake of a lawsuit alleging the dangers of a little-known ingredient: titanium dioxide, an artificial chemical additive that gives the fruity candy its fun and bright coloring.   Read Full Story