isinglass

• I held up a piece of isinglass, a few pence from the chemist's on Head Street. —  dummy 3
• So finely is the surface imprinted into the isinglass, that they were posted home. —  dummy 3
• This is because many beers are classified with isinglass, which is a collagen made from the bladders of fish. —  Progressive Bloggers
• 195. HOW TO PREPARE ISINGLASS JELLY Put one ounce and a-half of isinglass, with two ounces of lump sugar and half a pint of water, into a small stewpan, and stir the whole on the fire while it boils gently for ten minutes; then remove the jelly from the fire, add the juice of three oranges, and the thin pared rind of one orange; stir well together for five minutes, strain through a muslin into a basin, and set the jelly in a cold place to become stiff No. —  A Plain Cookery Book for the Working Classes
• Then stiffen it with a solution of isinglass or gum Arabic, put on the inside, with a sponge. —  A Treatise on Domestic Economy For the Use of Young Ladies at Home and at School

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