Which preposition to use with liquefaction

of Occurrences 2%

Then the liquefaction of his interior ceased, and he felt a glow of fire gush through his veins.

in Occurrences 1%

Another peculiarity was the slowness with which the gelatine liquefied, and the narrow limits of this liquefaction in the case of a gelatine disk.

Which preposition to use with  liquefaction