Gold costs were about $317 per troy ounce in 2007, but these can vary widely depending on mining type and ore quality; global mine production amounted to 2,471.1 tonnes. After initial production, gold is often subsequently refined industrially by the Wohlwill process which is based on electrolysis or by the Miller process, that is chlorination in the melt. The Wohlwill process results in higher purity, but is more complex and is only applied in small-scale installations. Other methods of assaying and purifying smaller amounts of gold include parting and inquartation as well as cupellation, or refining methods based on the dissolution
FASTER: 100 Ways to Improve Your Digital Life FASTER: 100 Ways to Improve Your Digital Life FASTER: 100 Ways To Improve Your Digital Life is the fifteenth book written by Ankit Fadia and contains mobile tips, tricks and tweaks. This book is aimed at technology users who are looking to make best use of their gadgets and technology, want to maximize the quality of their online life or are just curious about tech wizardry. Ankit Fadia recently signed a three book deal with Penguin Group (India), out of which FASTER: 100 Ways To Improve Your Digital Life was the first book, and the foreword to it was written