Isinglass place of Russian isinglass. The bladders, once removed from the fish, processed, and dried, are formed into various shapes for use. Before the inexpensive production of gelatin and other competing products, isinglass was used in confectionery and desserts such as fruit jelly and "blancmange". Isinglass finings are widely used as a processing aid in the British brewing industry to accelerate the fining, or clarification, of beer. It is used particularly in the production of cask-conditioned beers, although a few cask ales are available which are not fined using isinglass. The finings flocculate the live yeast in the beer into a
The Substance of Fire the film version, in which Rifkin and Parker reprised their stage roles. The cast also included Timothy Hutton, Tony Goldwyn, Lee Grant, Elizabeth Franz, Dick Latessa, and Eric Bogosian. The film was released by Miramax in the United States in 1996, after being shown at several film festivals, including the Deauville Festival du Film Americain (August–September 1996), Boston Film Festival (September 1996), and Mill Valley Film Festival (October 1996). Sullivan was nominated for the Grand Special Prize at the Deauville Film Festival. The Substance of Fire The Substance of Fire is a play by Jon Robin Baitz. Isaac Geldhart is