Is it best to use the medium or fast fire setting on my kiln?

Have you ever wondered what the firing rates are for the pre-programmed kiln schedules in modern kilns? In today's episode the gang talk about the differences between slow, medium, and fast on Bartlett controllers, and how the rates affect glaze outcomes. They also answer a listener question from Sweden about Boron sources and why some of them were recently banned. To start the episode Rose and Matt also announce their exciting new adventure into the world of commercial glaze - Ware Glaze.   Have you checked out the new For Flux Sake Patreon? This is a great way to show your support and have access to discounted merch, live hangouts, and extra episodes. Head over to Patreon and sign up today.    Today's episode is brought to you by Monkey Stuff, The Rosenfield Collection, Cornell Studio Supply, and Ceramic Materials Workshop's Making Glaze Make Sense.   This week's episode features the following topics: Firing speed, Bartlett controller, borax, boron, Sweden