Sun is a friend when Cambodians prepare some foods

There are in various countries sun-dried raisins, sun-dried tomatoes and plenty of food that some of us don’t think of as having been dried in the sun; in fact, we may not give a thought to how it got that way.  Peppercorns are one among many examples that leap to mind.

In Cambodia, they dry food in the sun as well.  What is a bit disconcerting, however, is