1860 A Treatise on the Manufacture , Imitation, Adulteration and Reduction of Foreign Wines, Brandies, .

WINE.

containing a large proportion of hydrogen and

a small quantity of oxygen, together with the

carbon of the sugar, must be formed."

(LIEBIG.)

The

cenanth·ic ether

and

amanthic acid

are other

products of the deoxydation of the substances

dissolved in the fermenting liquids; and although

oonanthic ether and other volatile substances

are formed from the deoxydation or -interchange

of the elements of vegetable albumen and sugar,

there are other causes which influence their

production and peculiarities. The wines grown

in France, owing to the large quantity of tar–

taric and other acids which they contain, pos–

sess, in a 111arked degree, the peculiar taste and

odor, or

13oQUET ;

whereas the wines of warmer

climates possess little or none, owing to the

absence of those acids. In the wines from the

Rhine

the perfume is powerful; the grapes,

ripening late, and containing the largest pro–

portion of acids: showing conclusively that the

characteristic perfumes) and the acids of wines,

h::ivc a certain connection-the acids seeming to