> But did you know that it is also recrystallizations?
sure. but somehow that "z" feels wrong to me.
> Really? I never heard of benzine.
see for example http://www.google.com/search?q=medical+benzine (http://www.google.com/search?q=medical+benzine)
there's tons of different benzine fractions.since the original poster
doesn't seem to be english native, i guess he means a petrol
fraction, as in virtually every other language benzine==petrol.