The need for ethanol production in large quantities became apparent during the oil crisis of the seventies.  The interest in gasohol production that began then still exists in many countries where gasoline prices are higher than in the United States.  In Brazil, for example, almost one-third of the fuel supply is provided by alcohol. This kit instructs students in the preparation of ethanol from a crude agricultural source, milled grain, and from a cellulose product, muslin.