Philosophical Experiments Containing Useful And Necessary Instructions for Suc
Philosophical Experiments Containing Useful And Necessary Instructions for Suc
Stephen Hales
The book Philosophical Experiments Containing Useful And Necessary Instructions for Suc was written by author Stephen Hales Here you can read free online of Philosophical Experiments Containing Useful And Necessary Instructions for Suc book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Philosophical Experiments Containing Useful And Necessary Instructions for Suc a good or bad book?
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So that three Drops of this Oil of Sulphur were fomewhat ftronger than three Drops of the Spirit of Vitriol. It is therefore very requifite to obferve Mr. God- frey's Rule, viz. To put but one third of Oil of Vitriol, fmce it is comparatively fo much ftronger. And fmce Oil of Vitriol is ufcd in making Elixir of Vitriol, which is frequently prefcribed, with fafety ; we may thence rea- fonably infer, that there is little danger in ufing- Water Jweeh 65 tifing Oil of Vitriol, provided the above me...n- tion'd Rule be obferved. I am informed, that the Dutch in long Voyages, to prevent the Water from ftink- ing ; always put into it, before they fet out, a quantity of Spirit of VitrioK In the Hi/lory of the Academy of Science s> Ann, 1722, it is faid, that frefh Water has been preferved from putrifying or breeding Infefts for fix Weeks, by fuming the Cafk with burning Brimftone, as is frequently done to preferve Wine and Cyder. And if when a few Gallons of Water are put into the fumed Cafk, the Bung be put in, and it be rolled to and fro; this will make the Fumes more ef- feftually incorporate with the Water j as it doei by the fiune means with Wine and Cyden F DIREC* DIRECTIONS To prefenre Ship-Bifcuit and Corn From being Eaten by Weevels, Meggots^ or Worms.
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