When this column last addressed gypsum panel recycling in 2016, the focus was on development of an ASTM standard designed to facilitate closed-loop recycling of clean cutoffs from new construction. Four years later, ASTM C1881 Standard Guide for Closed-Loop Recycling of Scrap Gypsum Panel Products was published. Just in case readers are unaware, a four-year timeline for ASTM standard development is hardly unusual. However, moving into the third year of the standard’s existence, the conversation around gypsum panel recycling has shifted as diverse stakeholders struggle to identify plausible scenarios for greater recycling of clean scrap. Read the article.