Miller process Miller process The Miller process is an industrial-scale chemical procedure used to refine gold to a high degree of purity (99.95%). It was invented by Francis Bowyer Miller ( patented 1867). This chemical process involves blowing a stream of pure chlorine gas over and through a crucible filled with molten, but impure, gold. This process purifies the gold because nearly all other elements will form chlorides before gold does, and they can then be removed as salts that are insoluble in the molten metal. When all impurities have been removed from the gold (observable by a change in flame color)
What Are You Going to Do to Help the Boys? song was written for both piano and voice. The song is a call to action. It encourages listeners to buy liberty bonds, especially if they are staying home while soldiers fight overseas. The voice states that it doesn't matter one's age, where he is from, or who he is. Uncle Sam expects everyone to help in the war effort. The chorus is as follows: The sheet music can be found at Pritzker Military Museum & Library. What Are You Going to Do to Help the Boys? "What Are You Going to Do to Help the Boys?" is a World War