Turning raw materials into machines that multiply human labor. Requires Tier 2 (metals for gears, shafts, and fasteners) and Tier 3 (math for calculations and precision). From levers and pulleys to steam engines and turbines.
Articles
- Simple Machines — levers, pulleys, inclined planes, wedges, screws
- Structural Engineering — load-bearing design, trusses, foundations
- Bridges — beam, arch, suspension, and truss bridge construction
- Water Systems — aqueducts, pipes, pumps, irrigation, and plumbing
- Water Power — waterwheels, turbines, and hydroelectric generation
- Wind Power — windmills, wind turbines, and sail-driven machinery
- Steam Engine — boilers, pistons, and converting heat to motion
- Precision Measurement — calipers, micrometers, gauges, and standard units
- Machine Tools — lathes, drill presses, milling machines, and the tools that make tools
- Roads and Transport — road building, carts, wagons, and wheeled vehicles
- Mill Construction — grain mills, sawmills, and powered machinery
- Gear Making — gear types, cutting, ratios, and power transmission