Study: Tattoo Ink May Contain Heavy Metals

From Reuters Health: Dirty needles may be the chief health concern with tattoos, but preliminary research suggests the inks used to make the body art may harbor potentially toxic heavy metals.

In an analysis of 17 tattoo inks from five manufacturers, researchers found evidence of a number of different metals, such as nickel and copper, in the products. It's unclear how much metal may be in the different inks - or whether there is any health risk.   Full Story>>

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