With body jewelry being sold everywhere from fine jewelry stores to gas stations, it can be hard to separate the true gems from the worthless junk. It’s important to realize that no government agency certifies or regulates body jewelry. So, how do you make sure you’re getting a good deal, both for your wallet and […]

Threadless jewelry uses tension between the end and the post to stay together. How does it stay together? The removable end has a small insertion pin (see picture above), which is slightly curved on all straight-shaft threadless jewelry, or unbent on all curved-shaft threadless jewelry. When inserted into the shaft, the curvature between the insertion […]

What makes body jewelry “good” body jewelry? What types of materials should I look for? What materials and styles should I avoid? In the past, manufacturers treated most aspects of body jewelry as a “trade secret” and did not disclose things like specific chemistry. At that time a common method used to determine if a […]

About ASTM International Founded in 1898 as the American Chapter of the International Association for Testing and Materials and most recently known as the American Society for Testing and Materials, ASTM International is a not-for-profit organization that provides a global forum for the development and publication of voluntary consensus standards for materials, products, systems and […]