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
What Time Is Love? original "What Time Is Love?" was covered by the Williams Fairey Band, a brass band which under the stewardship of British artist Jeremy Deller pioneered the Acid Brass concept. Inspired by an Acid Brass concert, Drummond and Cauty collaborated with Deller, incorporating an Acid Brass version of "What Time Is Love?" into their single "Fuck the Millennium". The original 1988 12" single release launched The KLF's minimalist "Pure Trance" series of singles. The "Pure Trance" version is a synthesiser composition based around an acid house riff on three low-pitched notes and one minor chord (B minor). The subtle progression of