An enquiry into the contents, virtues, and uses, of the Scarborough. Spaw-waters: with the method of examining any other mineral-water / By Peter Shaw.

  • Peter Shaw
Date:
1734
Catalogue details

Licence: Public Domain Mark

Credit: An enquiry into the contents, virtues, and uses, of the Scarborough. Spaw-waters: with the method of examining any other mineral-water / By Peter Shaw. Source: Wellcome Collection.

    44/190 page 28
    Vitriol, Sulphur, and the mineral Salts. Ai of thefe Matters, if made to diffolve in t Water, might produce confiderable Chang therein ; or increale its Virtues, if they d pended upon Contents of the fame kin Thus, for example, if any part of the Vi tue of the Water fhou’d depend upon Iro the artificial introduction of more Iron mig] heighten the Virtue of the Water. And f< again, if Vitriol, Alum, or Sulphur, be n; turally contain’d in the Water; thefe Mini rals might be added to it, in a proper mai ner. So again, it may be proper to try whi ther pure Silver will change its colour, < turn black, in the Water-, or whetherLeac Quickfilver, &c. will, any way, diffoh therein: whereby a knowledge maybe gain’d <| certain Contents, or Properties, of the Wate.i 25. (17) The Head of Artificial Subftance might admit of great variety: but we will her fingle out the more neceffary Particulars, un der theClaffesof (1) Alkalies; (2) Acids, an< (3) Metallick Preparations, and Solutions. 26. (1) By Alkalies are here meant what th Chemifts call’d fix’d and volatile alkalineSalts and Spirits. Fix’d alkaline Salts are mad; by boiling the white Afhes of proper vegeta ble Subjects, fuch as common Billet-Wood Bean-Stalks, Vine-Cuttings, Tartar, &c. ii Water, to dilfolve the Salt out of the Afhes then evaporating the clear Solution, till a drj Salt be left behind. Salt of Tartar is a prini cipal Salt of this kind, and has confiderabL ufes in the examination of Mineral Waters for as it diffolves more readily, and fully, ir Water, than any earthy Subftance; in pro¬ portion as it difiolves, the earthy Subftance, contain’d in the Water, will fall to the bot- tom 3
    digitised image 1
    digitised image 2
    digitised image 3