31It makes the depths churn like a boiling caldron
and stirs up the sea like a pot of ointment.
32It leaves a glistening wake behind it;
one would think the deep had white hair.
Here are the words of imagery: churning, boiling, stirring, and glistening.
Here is the parallelism:
The white hair refers to the glistening wake left behind by the movement of the Leviathan in the water. It is the path of white foam stirred up by the mighty Leviathan.
Keil and Delitzsch interpret it this way:
In Job 41:32 the bright white trail that the crocodile leaves behind it on the surface of the water is intended; in Job 41:32 the figure is expressed which underlies the descriptions of the foaming sea with πολιός, canus, in the classic poets. שׂיבה, hoary hair, was to the ancients the most beautiful, most awe-inspiring whiteness. משׁלו,