What does vinegar do to clay?

Have you ever wondered why vinegar is added to joining slip? This week on the show the gang talk about the use of vinegar in the studio and the absorption rates of blending reclaimed clays. They also answer a listener's question about glazing terracotta flower pots. Do you have questions or need advice on glazes? Drop us a line at [email protected] and you could be featured on an upcoming show.   This week's episode features the following topics: Vinegar, Vitrification, reclaim, absorption, terracotta flowerpots Today's episode is brought to you by Cornell Studio Supply and Ceramic Materials Workshop Consulting.