can be accomplishedproperly by a steam-trap mounted close to the Altering apparatus. Isinglass is quickly dissolved by cutting it up with the scissors.suffusing it with a little water, boiling the whole and straining it THE PREPARATION OF DRESSINGS 103 through a linen cloth. A small quantity of… … Fig. 17.—Killings filter aspirator. -1, filter pots ; a, common aspiration pipe, with h, stop valve ; />, aspirator. (I)ampl— Steam.) are stirred in (like blueing materials) to the finished preparations,and distributed as uniformly as possible therein. This is particularlyimportant in the case…
Textile finishing
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