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184

VINES-AR.

and of the beech chips, with a loss of time and

vinegar, becomes necessary. The only mode of

obviating this difficulty is, to take well-clari–

fied fermented wash.

"Another evil attendant on the quick process

is, the evaporation of the spirituous liquors.

Since, in the graduation tub, there is a tempera-–

ture of

110°,

it is impossible to avoid a loss of

spirit from the circulation and efilux of the air.

The air, indeed, that issues fron1 the top hole in

the uppermost cover, might be conducted over

an extensive surface of fresh water, where its

spirit would be condensed in a great measure.

But, after all, this fear of great loss is, I believe,

groundless;

because the spirit is rapidly acidi–

fied by the oxygen of the air, and thereby loses

its volatility.

"The supply of the warm

wa~h

should be

drawn fron1 a cistern placed near the ceiling,

where the temperature of the apartment is

hottest; and it inay be rcplcni::ihed from the

partly acctificd liqnor in the cistern on the floor.