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
Ways to Live Forever Ways to Live Forever Ways to Live Forever is a children's novel by Sally Nicholls, first published in 2008. The author's debut novel, it was written when Nicholls was 23 years old. It won the 2008 Waterstone's Children's Book Prize, 2008 Glen Dimplex (Irish) New Writers Award, 2008 German and 2009 Bristol-based Concorde Children's Book Award. It was shortlisted for the 2009 Manchester Book Award. Sam Oliver McQueen is an 11-year-old boy with cancer. When his best friend Felix dies, he doesn't know what to do because he always looked up to him and his bad boy style. Sam is