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
The Purity of the Turf The Purity of the Turf "The Purity of the Turf" is the third episode of the first series of the 1990s British comedy television series "Jeeves and Wooster". It is also called "The Village Sports Day at Twing" or "The Gambling Event." It first aired on on ITV. Adapted from "Indian Summer of an Uncle" (from "Very Good, Jeeves") and "The Purity of the Turf" (from "The Inimitable Jeeves"). Bertie's Uncle George wishes to marry a young waitress. Aunt Agatha is dismayed and, through Bertie, offers the girl ₤100 to break off the engagement; instead, however, Bertie meets Maud Wilberforce,