MealtimeVideos [Dormant] @lemmy.world Wilshire @lemmy.world 1y ago 11:59 Primitive Technology: Geopolymer Cement (Ash and Clay) 1 crossposts Humanities & Cultures @beehaw.org Chris Remington @beehaw.org 1y ago Primitive Technology: Geopolymer Cement (Ash and Clay)
