An account of a useful discovery to distill double the usual quantity of sea-water, by blowing showers of air up through the distilling liquor; and also to have the distilled water perfectly fresh and good by means of a little chalk. And an account of the great benefit of ventilators in many instances, in preserving the health and lives of people, in slave and other transport ships; which were read before the Royal Society. Also an account of the good effect of blowing showers of air up through milk ... by Stephen Hales ...
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