does all gasoline contains MMT? its a manganese fuel additives. if so, is there a gas station that have none?

Answer 1

For an in-depth answer, check:
http://www.nastyz28.com/~ericf/tech/gasfaq.pdf
Or ask at the Newsgroup mentioned in the doc.

I have searched and searched, and everything I can find is outdated, but thanks for bringing this to my attention.