A pure, dense, neutral, concentrated oleaginous body, obtained by subjecting crude Petroleum to distillation for the purpose of expelling the light hydro-carbons. The residue is purified without the use of chemicals, and deodorized by animal charcoal.

Cosmoline does not evaporate below 400°; has no affinity for oxygen, and does not become rancid. It probably consists essentially of Paraffin and some of the heavy coal oils. In addition to the above extracts, a short proving is given in Hale's New Remedies.

It is much to be regretted that this remedy has not been given a scientific designation that would in some way point to its source.

Preparations. - Trituration. Cerate.