Alan Jackson ajackson at Tue Apr 23 20:29:10 EST 1996      The
following is from the book entitled;                 for
Students in General and Household Science
By THE MACMILLAN COMPANY        discovered that many
microorganisms were present in fermenting and
fundamentally responsible for the changes going on, or are they
simply      attracted or possibly nourished by chemical changes
which are proceeding        the conditions favorable for the
development of the bacteria?         0rganisms are incidental
and not causal was upheld with great vigor by      the
celebrated German chemist Liebig.  He so dominated the field of
chemistry in the period from 1840 to 1860 that relatively few
scientists      had the temerity to question his conclusions.
The French investigator      Pasteur, however, from time to time
published experimental results from      which he concluded that
microorganisms are the primary cause of most      types of
fermentations.  These co