The traditional, classical or popular (meaning of the people) ballad has been seen as beginning with the wandering minstrels of late medieval Europe. From the end of the 15th century there are printed ballads that suggest a rich tradition of popular music.
Definition of gasohol for English Language Learners. : a mixture of gasoline and ethanol that is used as a fuel for engines.
Oil companies report that mileage improvement is questionable, but, in general, engines that run on gasohol tend to foul less and to run cooler and cleaner. And, of course, in a time of dwindling oil imports and limited supplies, the fact that gasohol contains less oil than gasoline is certainly appealing.