Brewers by its help may have very strong Beer, if they extract their Hops therewith.
In the like manner also warm Beer may be excited to fermentation.
Point XXVIII.
Mead, and Metheglin, as also Beer, and Canary wine, which are upon the turn, and growing sowre, may by this be rendred drinkable.
Any kind of Drink, whether it be Canary, Metheglin, or Beer, which easily sowre in Summer, if you would amend them, to a Tun of the Liquor put about two or three Ounces of fixed Nitre put up in a Linen Rag into the Bung-hole at the top of the Cask, and let it hang down into the Liquor, then in a short time the sowre Liquor will be rendered drinkable.
Point XXIX.
Comb-makers, and others who work in Horn, may by this so soften their Horns, that they may imprint upon them what Images they please.
That every Horn, or Bone may be softened, if it be sufficiently boiled in a Lixivium of Nitre, may easily be apprehended; which thing another strong Lixivium, not so fiery as that of Nitre, will also perform.
Point XXX.
Keepers of Armories may preserve their polished Arms, or Harness free from rust, by anointing them over with this Subject.