Question

world's first oil refinery was opened at _______________

Answer 1

the world first oil refinery opened at ploiesti. which situated in romania.

Answer 2

Heya.....

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World's first, but very small oil refinery was opened at:

Poland, if i am right it was opened at Jaslo

Romania is the first country in the world to have its crude oil output.

Officially recorded in international statistics

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Thanks....

Hope This Helps....

:-)