500 – 1750

Medieval & early modern

5 landmarks in this edition

1. 

   c. 8th–9th century (mature stills) · ChemicalsDistillation

2. 

   c. 9th century · ChemicalsGunpowder

3. 

   984 (Pound lock, China); later Europe · TransportationCanal lock

4. 

   late 13th century · MechanicsMechanical clock

5. 

   c. 1040 (Bi Sheng); 1450s (Gutenberg) · CommunicationsMovable-type printing