Nitre

Take any quantity of nitre & melt it in a Crucible & take a like quantity of any Body containing a Phlogiston, & while the Nitre is hot throw on little & little the Phlogistic matter till all is thrown on, then weigh the ashes & as much as it has lost of its original weight so much it contain'd of the Phlogiston.

The Creation of Color in Eighteenth-Century Europe 2006

I believe the blackness on the Top of the Composition Ex: 96 is occasioned as follows the Borax extricates the Marine Acid from the Nitre which is thrown to the surface & there remains being uncapable of vitrifying.

The Creation of Color in Eighteenth-Century Europe 2006

In support of this reading and against Boyle's interpretation, Spinoza claimed that, if Boyle were actually to show what he claimed, “further experiment seems to be required to show that Spirit of Nitre is not really Nitre, and cannot be reduced to solid state or crystallized without the help of salt of lye” (Letters, p. 71).

Spinoza's Physical Theory Manning, Richard 2006

Quantities of Nitre, and thereby conducing greatly to its Fertility, and perhaps the same thing may be said of Frost, hard Winters being often succeeded by luxuriant Summers, and thus we find that what in

The Shepherd of Banbury's Rules to Judge of the Changes of the Weather, Grounded on Forty Years' Experience John Claridge

Equal parts of Sal-Ammonia and Nitre dissolved in its own weight of water.

One Thousand Secrets of Wise and Rich Men Revealed C. A. Bogardus

* _Sal Nitri_ [or] _Nitrum_ (Nitre or saltpetre) 4 lb. 4 lb. Sal Absinthii (Salt of wormwood) 8 oz. * _Sal Cath [articus] Amar [us] _ (Epsom salts; bitter purging salts; or bitter cathartic salts) 10 lb.

Drug Supplies in the American Revolution George B. Griffenhagen

[98] Nitre seems to have been known as early as the thirteenth century.

Manures and the principles of manuring Charles Morton Aikman

Ingredients mixed therewith, especially Nitre, of which the Air is always full, besides other Things, of which it is impossible to give any Account.

The Shepherd of Banbury's Rules to Judge of the Changes of the Weather, Grounded on Forty Years' Experience John Claridge

-- Take Balsam Copaiba two ounces, Sweet Spirits of Nitre three ounces, Spirits of Turpentine two ounces, Oil of Juniper two ounces, Tincture of Camphor two ounces.

One Thousand Secrets of Wise and Rich Men Revealed C. A. Bogardus

Spirits Nitre one-half ounce, a few drops of Tincture of Catechu or Oak

One Thousand Secrets of Wise and Rich Men Revealed C. A. Bogardus