Mercury Fallen Wiki

A tough elastic polymeric substance.

Rubber is used in the following crafting recipes:

Advanced Inlet Valve Water Consumption × 75%
Cargo Expander I Vehicle Cargo Space × 125%
Cargo Expander II Vehicle Cargo Space × 150%
Comm Officer Job Implant
Comm Satellite Delivery Rocket A rocket designed to delivery a communications satellite into orbit.
Running Shoes Athletics + 4.0
Storage Expander I Inventory Capacity × 150%
Storage Expander II Inventory Capacity × 200%
Storage Expansion I Inventory Capacity × 150%
Storage Expansion II Inventory Capacity × 200%

And to construct the following structures:

Terraformer Regulator An ancient alien structure that aids in stabilizing the terraforming engine.
Xeno Fabricator An advanced fabrication machine for creating advanced technologies.