Mary Izett and Chris Cuzme continue to identify off-flavors on this week’s episode of Fuhmentaboudit! Once again, Mary and Chris are joined by BR Rolya, and also by newcomer and brewer extraordinaire, John Naegele. Hear about the importance of sanitation in homebrewing. How does clean equipment prevent against acetobacter? Tune in to hear the gang taste beer doped with vinegar in order to learn to identify for acetic infections! Later, Mary and Chris talk John about one of his other hobbies- making vinegar. Where does vinegar come from, and how did John’s wine surplus inspire him to make vinegar at home? Is it possible to make beer from vinegar? Find out on this week’s episode of Fuhmentaboudit! This episode has been sponsored by Catskill Provisions.