Send the following on WhatsApp
Continue to ChatResearchers develop drones that can 3D print while flying https://amchronicle.com/news/teams-of-bee-like-drones-are-ready-to-3d-print-buildings/
Researchers develop drones that can 3D print while flying https://amchronicle.com/news/teams-of-bee-like-drones-are-ready-to-3d-print-buildings/