Contractions. - Plumb. Plb.

Metallic Lead. Pb. For. names: German, Blei; French, Plomb.

This may be obtained chemically pure from the operative chemists, and beaten into thin leaf.

Preparation. - Trituration.

Reference to Horn. Proving. - No preparation of Lead has been proved, but our knowledge of its pathogenesis is derived from the numerous cases of poisoning which occur among workers in this metal. There is a good collection of these effects in B. J. H., vol. i., Appendix, and in Noack and Triuks.

Proper forms for dispensing. - lx to 3, Trituration only. 4, dilute Tincture only. 5 and upwards, Tincture, Pilules, or Globules.