Home › Cements › Printers' Ink

Printers' Ink

Ten or 12 galls. of nut or linseed-oil are set over the fire in a large iron pot, and brought to boil. It is then stirred with an iron ladle; and whilst boiling, the inflammable vapor arising from it either takes fire of itself or is kindled, and is suffered to burn in this way for about hour; the pot being partially covered so as to regulate the body of the flame, and consequently the heat communicated to that the whole may be heated equally; otherwise a the oil. It is frequently stirred during this time, part would be charred, and the rest left imperfect.

The flame is then extinguished by entirely covering the pot. The oil, by this process, has much of its unctuous quality destroyed; and when cold is of the consistence of soft turpentine; it is then called varnish. After this, it is made into ink by Take a piece of unsized paper exactly of the size of the paper to be copied; moisten it with water, or with the following liquid: Take of distilled vingar, 2 lbs., dissolve it in 1 oz. of boracic | mixture with the requisite quantity of lampblack,