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"Thunder is good, thunder is impressive; but it is lightning that does all the work."
Mark Twain, 19th century American author
Source: Cost Requirements Leads to
  • 500Knowledge; 500Wealth
  • Time to complete: Long
  • S4 Science
  • S6 Science
  • Engineering
  • Coldcast Metal
Science Research
Preceded by:
Laws of Nature
{{{current}}} Succeeded by:

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