Horner, T. J. Little, S. H. Conway, T. M. Farmer, J. R. Hertzberg, J. E. Janssen, D. J. Lough, A. J. M. McKay, J. L. Tessin, A. Galer, S. J. G. Jaccard, S. L. Lacan ...
barium. What are they? And what are they used for? Minor metals merchant Anthony Lipmann explains how he made a fortune tracking down a stockpile of one toxic element sufficient to kill millions ...