Some elements are familiar, but many are mysterious, down to their abbreviations. What is Pm? What color is Hf? Is Fr dangerous? And what does this iconic chart mean, arranging the chemical ...

Melissa Block and Robert Siegel read entries from a Web site that offers short poems about each of the chemical elements ... Can't see your color.' BLOCK: Osmium: `Glowing density, brighten ...

THE merits of a book on atomic and molecular structure ... value as a guide to the serious student of science. The Chemical Elements and their Compounds: an Introduction to the Study of Inorganic ...