Body Art

How smooth is smooth enough? Surface finish standards for body jewelry

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A superficial proposition:

Professionals and clients have a right to know the roughness of the surface finish of body jewelry from each manufacturer they choose to do business with. Roughness can be measured as Ra to the microinch (µin) or Metric: micrometer (µ) or nanometer (nm). (The final smooth finish for many polished surgical implants is specified at 0.025µm to 0.05µm (1µin to 2µin)). This would alleviate confusion and allow a more frank discussion of the merits of different processes to arrive at a desired finish.

Smoother is better in our case, but how smooth is smooth enough?

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World Standards Day at BMXnet

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I am teaching Biomaterials standards for body art at the BMXnet conference in Essen, Germany this month for World Standards Day, the celebration of the birth of ISO October 14th, 1946. ASTM International will participate in the U.S. celebration of World Standards  Day, sponsored by the American National Standards Institute (ANSI) on Oct. 13 in Washington, D.C. This year’s … Read more

Questionable jewelry project

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Have you seen any body jewelry that made you wonder whether or not it was safe to wear?
Please add any manufacturer to this list who makes body jewelry that does not seem to meet appropriate safety standards. Our work group is collecting a list of examples for body jewelry review. You can email pictures, too. Your comments will be used in our ongoing project to help inform the public and improve body jewelry quality worldwide.

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