32 
Chemists termed Oxygen, it is expedient 
that the Cider be kept as much as possible 
from its influence, and therefore it has been 
recommended in the process of racking, to 
use a small Cock, that affords only a thin 
quiet Stream, and that the Vessel into 
which the Liquor runs should be as near the 
Stream as possible,—because, in employing 
a large Cock, the Cider rushes out with so 
ruuch violence, as to incorporate a vast 
Quantity of Air, which, consequently, aids 
its progress in becoming Vinegar. There 
is little more to add on these matters, ex¬ 
cept to recommend a Straw Mat as a 
covering for the Tubs, when Tubs are used 
to receive the Must, during the period of 
the vinous fermentation,—and to state, by 
way of example of the caution required in 
racking,—that at Dijon, in the manage¬ 
ment of that delicate Wine Burgundy, the 
French Factors contrive to rack their 
Wines without exposing them to the Air 
