Tannins and human health: a review. Chung KT, Wong TY, Wei CI, Huang YW, Lin Y. Department of Microbiology and Molecular Cell Sciences, University of Memphis, TN 38152, USA. Tannins (commonly referred to as tannic acid) are water-soluble polyphenols that are present in many plant foods.
How to Cast Jewelry. Jewelry casting is a process of making jewelry pieces that involves the pouring of liquid metal alloy into a mold. It is usually referred to as lost-wax casting because the casting mold is created using a wax model that is melted away to leave a hollow chamber in the middle of the mold.
Cameo jewelry exudes a timeless elegance, a look that will never go out of style. Do you know that the term âcameoâ refers to a method of carving? Rendered with exquisite attention to detail; our collection of fine cameo jewelry includes vintage and antique cameo rings, pin pendants and pins. Carved from a variety of materials such as carved shell cameo and mother-of-pearl cameos. Cameo jewelry is widely popular amongst any style in todayâs fashion.