Some tattoo inks contain carcinogens, lead, mercury

[img_assist|nid=5323|title=Click on photo to enlarge or download|desc=Grafixx Tattoo artist Eric Rhea works on a sleeve design for Joe Winkler, 19, of Washington, who also has a tribal tattoo on his shoulder. -Photo by Caroline E. Ruse|link=popup|align=left|width=150|height=200]WASHINGTON - Customers who visit Grafixx Tattoo Inc. in downtown D.C. often ask about artists' styles and cleanliness, but most don't question the chemicals that will be injected into their skin.

About 40 percent of Grafixx customers ask about ink before getting a tattoo, said tattoo artist Eric Rhea, and their inquiries usually concern allergic reactions.