1862 Bar Tender's Guide price $1.50 by Jerry Thomas

96

DISTILLATION.

The portable furnace(l) is most excellent for boilers of from 5 to 10 gallons,and may be used as a heating or cook ing stove for families;as Avell as for the purposes of distil lation. Coal can be filled in without moving the boiler, it having a good draught of air, and being laid out ^vith fire bricks, with a fall-grate for extinguishing t^e coal after using. The 'above can be obtained, ready-made, of J. Murphy, at No.250 Water street, complete for $5. The concurbit, or boiler (2), belonging to the furnace, contains 10 gallons of liquid, and is formed of tinned cop per—the smaller part of the bottom standing on the fire bricks, while the upper bottom covers the top of the fur nace. This construction enables the first heat of the coal to give its whole strength on the under bottom, and rising up by the door, continues around the boiler, between the top and the brick-work, and in the stove-pipe. By this process, time and coal are both saved.

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2. Distillation

Consisis essentially in converting a liquid into vapor in a close vessel, by means of beat, and then conveying the vapor into another cool vessel, where it is condensed again into a liquid. To accomplish this, the liquids are placed in the boiler (2), and when heat is applied to the boiler, spirit begins to rise in vapor at 176° (degrees), and water is converted into vapor at 212°(degrees). These vapors pass from the