Brass patented a technique for the first industrial scale distillation of metallic zinc known as "distillation per descencum" or "the English process." This local zinc was used in speltering and allowed greater control over the zinc content of brass and the production of high-zinc copper alloys which would have been difficult or impossible to produce using cementation, for use in expensive objects such as scientific instruments, clocks, brass buttons and costume jewellery. However Champion continued to use the cheaper calamine cementation method to produce lower-zinc brass and the archaeological remains of bee-hive shaped cementation furnaces have been identified at his works
Industrial rock sales and awards Industrial rock sales and awards This is a page containing all available sales and awards from industrial rock and industrial metal artists. This list is far from complete. Many countries were excluded from it because their Industry Associations lacked a searchable, online database. Belgium, Iceland and Mexico are some of them. Some European countries who do have it (Greece, Hungary and Spain) were excluded anyway, because their databases showed no relevant sales pertaining industrial rock and metal groups. Latin American countries with online databases (Argentina and Brazil) were excluded over the same principle. Below are the accreditations for the "Australian