Group 11 element Parkes process. These metals, especially silver, have unusual properties that make them essential for industrial applications outside of their monetary or decorative value. They are all excellent conductors of electricity. The most conductive of all metals are silver, copper and gold in that order. Silver is also the most thermally conductive element, and the most light reflecting element. Silver also has the unusual property that the tarnish that forms on silver is still highly electrically conductive. Copper is used extensively in electrical wiring and circuitry. Gold contacts are sometimes found in precision equipment for their ability to remain corrosion-free. Silver
Matthew Best (conductor) Matthew Best (conductor) Matthew Best (born 6 February 1957) is an English bass singer and conductor, especially of vocal music. He founded the ensemble Corydon Singers in 1973 and won the Kathleen Ferrier Award in 1981. From 1985, he was also a guest conductor of the English Chamber Orchestra. His recordings with Corydon Singers were made on the Hyperion Records label and focus on choral music by the likes of Anton Bruckner, Johannes Brahms and Felix Mendelssohn. He is currently engaged as Music Director of the Academy Choir Wimbledon and as a Principal Study singing teacher at the Royal Northern