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which latter swimming on the Phlegm, is to be severed from it. The Phlegm is used as an excellent Resister and Curer of all the Putrefactions of the Lungs and Liver, and it heals all foul Wounds and Ulcers. The Oily part, being diluted with double its quantity of distilled Vineger, and brought three times over the Helm, yields a rare Balsom, against all inward and outward Corruptions, stinking Ulcers, hereditary Scurfs and Scabs: 'Tis also much used against Apoplexies, Palsies, Consumptions, Giddinesses, and Head-aches. Inwardly they take it with Succory-water against all corruptions of the Lungs. It is a kind of Petroleum, and contains no other Mineral Juice, but that of Sulphur, which seems to be thus distilled by Nature under ground; the distillation of an Oyl out of Sulphur by Art, being not so easie to perform.
Of the richest Salt-Springs in Germany.
An Account having been desired of those two chief salt-Springs in Germany, at Hall and Lunenburg, it was lately transmitted thus:
The Salt-Springs at Hall in Saxony are four, called Gutiar, the Dutch-Spring, the Mettritz, and the Hackel-dorn; whereof the three first hold near the same proportion of Salt; the last holds less, but yields the purest Salt. The three first hold about seven parts of Salt, three of Marcasit, and fourteen of Water: They are, besides their Oeconomical use, employed Medicinally to Bath in, and to draw a Spirit out of it, exhibited with good success against Venom, and the putrefaction of the Lungs, Liver, Reins, and the Spleen.
The Salt-Water at Lunenburgh, being more greenish then white, and not very transparent, is about the same nature and hold with that of Hall. It hath a mixture of Lead with it, whence also it will not be sod in Leaden Pans; and if it held no Lead at all, it would not be so good, that Mettal being judged to purifie[errata 1] the Water: whence also the Salt of Lu-
