This is a question easily answered if you look at the right resources. In this case the technology-tree of Civilization Revolution: it clearly shows that "invention" is a pre-requisite to "electricity".

Rata (who likes this poll)

In reply to Re^4: Before electricity was invented, what was the Electric Eel called? by Ratazong
in thread Before electricity was invented, what was the Electric Eel called? by chacham

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