Chitin is a naturally-occurring polymer (complex molecule) found in shells, either of crustaceans such as crabs, lobsters or shrimp, or of insects. It is also found in mushrooms. Chitin is indigestible, but it is still used a great deal in things we drink and eat. It is used for purifying water, as a “fining” for…
Finings
Isinglass
Isinglass is a gelatin-like substance that can be purchased in dried or liquid form. It can be used to remove haze from liquid products such as beer or wine, or as a gelatin.