In episode 138 of Soapmaking 101 with the Soap Queen, Anne-Marie Faiola explores the intricate science behind soapmaking with insights from Kevin Dunn's soap science concepts. The episode delves into a fascinating water bottle experiment, illustrating the different types of glycerol and their roles in soap formulation. Anne-Marie further discusses the concepts of lye discount and superfat, providing listeners with a deeper understanding of these crucial elements in crafting quality soap. The episode wraps up with closing notes and highlights BrambleBerry.com as a sponsor, offering valuable resources for soapmakers to enhance their craft.

(0:00 ) Introduction and Kevin Dunn's soap science concepts
(1:19 ) Water bottle experiment and glycerol types
(2:12 ) Lye discount, superfat, and closing notes
(2:46 ) Sponsor: BrambleBerry.com