Gold parting in 1860's Australia. It is able to refine gold up to 99.5% purity. The process involves blowing a stream of chlorine gas over and through a crucible filled with molten impure gold. Impurities in the gold form chlorides before the gold does and these insoluble salts are removed from the melt by skimming the surface. Invented by Emil Wohlwill in 1874, this produces the highest purity gold (99.999%). It is an electrolytic process using pure gold for the cathode (or titanium as a starter cathode) and chloroauric acid (gold chloride-hydrochloric acid) as the electrolyte; this is made by dissolving gold
Refine S3 Refine S3 The Refine S3 is a Compact CUV produced by JAC Motors under the Refine sub-brand. Originally launched on the 2013 Shanghai Auto Show as the Heyue S30 under the Heyue sub-brand, the compact crossover was quickly rebranded to Refine S3 shortly after during the 2014 Beijing Auto Show. Pricing of the Refine S3 was revealed later during the 2014 Chengdu Auto Show with prices ranging from 65,800 yuan to 84,800 yuan. The facelifted Refine S3 crossover was launched on the 2016 Chengdu Auto Show in China. The 2016 facelift includes redesigned grilles, triangle shaped fog lights, new headlights,