For those inclined to put ink to flesh, modern tattoo parlours offer dizzying arrays of dyes – mercury-containing reds, manganese purples, even pigments that glow in the dark. tags oldest tattoos soot tattooGetting inked wasn't always quite so complicated, however. A new analysis concludes that the world's oldest tattoos were etched in soot. picked by AutumnLotus 5 months ago |
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