Electrifying the manufacturing process of building materials is a critical step towards decarbonizing the built environment. Going where no companies have gone before, two leading edge companies share their journey to reduce the carbon impact of their product. Each will tell their story on their path to decarbonizing their manufacturing process. This is the prologue, and the episode continues as they stretch their goals. The presenting companies are Glavel, Inc., a foam glass gravel manufacturer out of Burlington, VT, and Timber HP, a wood fiber insulation manufacturer located in Madison, ME.