Civilization manualBook 1: From Bare Hands to Steam and Electricity765 entries · 23 phases · 100 years
The Island
Phase 16 — The builder's tools: spanners, pneumatic hammer and construction crane  /  About year 54
16.10

Calcium carbide and acetylene ⚠

lime and coke melted together in an electric furnace; in water the grey lumps give off a gas that burns white-hot

MakingYear 54Stands on 298 earlier

AWhat it needs

Needs 298 other products in all, 4 of them directly.

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