As per Graphology, here are a few ideas that may probably hint towards various personality traits possibly found in people with different types of the Essential Elements:
Some types of the Essential Elements may indicate that the individual is good at planning things.
Similarly, some other types of the Essential Elements might signify that the individual is very helpful to others.
Likewise, a few other types of the Essential Elements may also imply that the individual is introvert in nature.
Fortunify 