Beryllium copper: Brian recalls, "Tom Lehrer to the elements"

Indium and gallium and iodine and thorium and thulium and thallium. There's yttrium, ytterbium, actinium, rubidium and boron, gadolinium, niobium, iridium and strontium and silicon and samarium, silver and bismuth, bromine - lithium, beryllium and barium. It beryllium copper, holmium and helium and hafnium and erbium, phosphorus and francium and fluorine and terbium, manganese, molybdenum, mercury, magnesium, Dysprosium and scandium and cerium and cesium. And lead, praseodymium, .... (http://lh3.ggpht.com/_veNt4wCNwxE/Sxk8_P6tEsI/AAAAAAAAIQo/yvJZmyPMND0/s72/Beryllium_copper__Brian_recalls%2C_Tom_Lehrer_to_the.jpg)