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is the fame' as that of Nooth’s apparatus, whichhas been already explained, and is given fepa-rately in Fig. 45. a (Fig. 42.) is the retort; bthe receiver; c the glafs valve; d an upperveffel into which is put the liquor to be fat u-rated by the paffage of the gas, and the refiduepaifes on to e, f, g, h, t, as reprefented. Thefame apparatus may be ufed with equal conve-nience by removing the tube e and further partef the apparatus, and fubftituting the bottles a

and b, Fig. 44> for which purpofe the lowestpart of a is ground to fit the veffel d, Fig. 42 .The mode of bending the tube g is fhewn inFig. 43* It is firft ground to fit each bottle,then held over a large lamp, and bent aboveeach ground part, after which another flexureis made in the middle; and the exaft curve ofthe lalt is fitted by fixing the tube in the bottles,and foftening it by a lamp, by which it pre«cifely accommodates itfelf to its fituatiom