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                                      26.

the oil congeals and may be readily separated by filtration. The clear filtered oil has a sp^[[ecific]] gr^[[avity]] of 0'9428. When solidified by cold and gradual^[[l]]y warmed, incipient fusion commences at 5[[degree symbol]]C. (41[[degree symbol]]F.)and the oil becomes perfectly limpid at 10[[degree symbol]]C.  (50[[degree symbol]]F.)

    Its cohesion figure does not give a very reliable test, the oil rapidly rolls out in the form of a perfect ring, remains quiet for some moments, then gradually retraces for a short distance with an occas[[strikethrough]]s[[/strikethrough]]ional portion retreating so far as to leave a long narrow strip covered with minute spots which in the course of a few minutes is plainly discernible over the entire surface. 

    Treated with a drop of strong nitric acid in a few s[[strikethrough]]w[[/strikethgouh]] ^[[e]]conds a faint purple coloration is produced^[[,]] changing quickly to a dark yellowish brown. With strong sulphuric acid there forms instantly a dirty green color changing to black.

    It is quite likely that this oil will be added to the list of oils already known and will no doubt become a valuable commercial article, and this be-