Unit 21: Sci‑Fi Prop Families

Chapter 1: Cells & Canisters — Charge States & Interlocks
Chapter 2: Drones & Bots — Docking, Charging, Stowage
Chapter 3: Fabricators & Printers — Bays, Build Volumes, Hoods
Chapter 4: Scanners & Analyzers — Antennas, Displays, Readout Logic