1. Bench cool the flask and cylinder for approximately 30 minutes.
If necessary, plunge flask into cold water for further cooling.
2. Separate the cylinder from the flask with a wooden hammer or rubber mallet.
3. Unscrew the bolts from the flask using a hex wrench or a similar tool.
4. Hit the corner to separate the flask.
Jet Flask has a special exposed corner to hit by a mallet.
5. Hit the corner again to loosen the stone from the flask after the flask has been separated.
6. Use a chisel-like tool to remove the stone surrounding the denture.
Use gypsum remover if necessary
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