Researched
Canning (Appert, 1809)
Heat-sealing food in airtight containers (Appert, 1809) let food travel and keep.
Open in the interactive tree →Salting, drying, smoking and fermenting had preserved food for millennia. Nicolas Appert showed in 1809 that food heated in sealed jars keeps, and Peter Durand's tin can followed in 1810.
Prerequisites
- Farming (Neolithic Revolution)~9500 BC
- Metallurgy (Bronze, Iron)~2500 BC
Unlocks
- Pasteurization1864