Wohlwill process lower purity gold is required refiners often utilize the Miller process due to its relative ease, quicker turnaround times, and because it does not require a large inventory of gold, in the form of chloroauric acid, on site at all times. Wohlwill process The Wohlwill process is an industrial-scale chemical procedure used to refine gold to the highest degree of purity (99.999%). The process was invented in 1874 by Emil Wohlwill. This electrochemical process involves using a cast gold ingot, often called a Doré bar, of 95%+ gold to serve as an anode. Lower percentages of gold in the anode
Refine M5 Refine M5 The Refine M5 (瑞風, Ruifeng M5) is a light commercial, 4-door van built by the JAC Motors (Jianghuai Auto Corporation) in China since 2002. The first generation Refine M5 MPV started out as a rebadged first generation Hyundai Starex due to the joint venture between Hyundai and JAC Motors with JAC building rebadged Hyundai Starexs under license in March 2002. The original name at launch was simply JAC Refine, later, the model was renamed to Refine M5 under the Refine sub-brand after the Refine product line became a complete brand. A facelift was conducted based on the facelifted