Wohlwill process 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 will interfere with the reaction, especially when the contaminating metal is silver or one of the platinum group elements. The cathode(s) for this reaction are small sheets of pure (24k) gold sheeting or stainless steel. Current is applied to the system,
FASTER: 100 Ways to Improve Your Digital Life of 100 chapters spread over 4 distinct sections: Ankit Fadia got the inspiration to write this book while hosting a show called MTV What the Hack! for MTV India where he shared tech tips and tricks in every episode. The book has been translated into Hindi and is published by Prabhat Prakash in September 2014. The Book is claimed to have sold over 40,000 copies and is expected to go into the second reprint. It made it to several bestselling lists in India including the Best of 2013 - Indian Non Fiction Bestseller List released by Crossword Bookstores in India