Isinglass advantageous in situations where minimal use of water is desired for the parchment as the isinglass can be reactivated with an ethanol-water mixture. It also has a greater adhesive strength than many other adhesives used for parchment repair. Isinglass Isinglass () is a substance obtained from the dried swim bladders of fish. It is a form of collagen used mainly for the clarification or fining of some beer and wine. It can also be cooked into a paste for specialised gluing purposes. Its origin is from the obsolete Dutch "huizenblaas" – "huizen" is a kind of sturgeon, and "blaas" is
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