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 55
16.12

Pneumatic hammer

a piston driven by compressed air strikes thousands of blows a minute: rivets closed, castings chipped, concrete broken

MakingYear 55Stands on 219 earlier

AWhat it needs

Needs 219 other products in all, 5 of them directly.

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