Did benzene exist 20 years ago?!


Question: Did benzene exist 20 years ago?
Answers:

yes it did

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Yes. To further answer your questions about benzene, here is a link of the time line of Benzene:

http://www.google.com/#q=history+of+benz…

Time line of Benzene



Yes, it has long been a byproduct of petroleum distillation




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