The method and plain process for making pot-ash : equal, if not superior to the best foreign pot-ash published, in consequence of the late encouragement granted by Parliament for that purpose / By Thomas Stephens.

  • Stephens, Thomas, -1780
Date:
[1755?]
Catalogue details

Licence: Public Domain Mark

Credit: The method and plain process for making pot-ash : equal, if not superior to the best foreign pot-ash published, in consequence of the late encouragement granted by Parliament for that purpose / By Thomas Stephens. Source: Wellcome Collection.

    59/60 (page 31)
    . [3* ] te, and other Inconveniences, of an ofive Bubling that may otherwife throw of it out of the Caldron ; and the t mud be continued under due regu- ■n with relation to this Accident, till watry Exhalation be wholly finifhed. rr which, even if the Fire be increafed, of the Matter will remain in the State blackifh brown Fluid, for fome Hours, re the Quantity is not fmall; though. Heat being duly kept up, the whole become folid •, of a done-like flard- , and light brown Colour. ‘he fame Method mud be followed n the Iron Pot is ufed, over a common ,, till the Water be wholly evaporated, or which, this kind of Fire being in¬ dent to bring the Salt to a due State )rynefs, a ftronger mud be fupplied to h the Operation, which may be made his manner: Take off the Pot from fird Fire, and chufing a proper dry : of Ground in the open Air, let the e Feet of it be there raifed a Foot or e from the Ground, by means of Bricks on each other, with the Ends pointing le Center of the Pot j and not palling her under the Feet than may be jud : diary for their reding firmly on them, under the Pot, and betwixt the Bricks, ces of dry Wood of a convenient Size •, ilfo Chips to make them burn more l modioudy, and, having fet them on , keep a due Pleat as before diredied le cafe of the Caldron, till the Matter be