Italian 3D printer manufacturer WASP is developing a dual extrusion technology that combines earth-based materials and plastic reinforcement within a single 3D printing process. The patent-pending approach integrates Liquid Deposition Modeling (LDM) and Fused Granulate Fabrication (FGF), allowing the system to alternate between depositing earth-based paste and thermoplastic material. According to WASP, incorporating plastic reinforcement…