Glassware 101: What It Means When Glass Glows (And Other Glass Collectibles Must-Knows)

You don’t have to be in the glassware market long before hearing dealers say, “And it glows!” But what does that actually mean? In this episode of Glassware 101, we talk about why some vintage and antique glass fluoresces, and break down the often-confused terms uranium glass and Vaseline glass. We also dig into solarization: what causes it, how to recognize it, and how it differs from fluorescence. We wrap it all up with practical, real-world tips for identifying Fenton glass. This episode is packed with clear terminology and seller-focused knowledge to help you source smarter, write more accurate listings, and sell glassware with confidence.