Bad luck and worse weather. Possibly something about physical harm?

[ He's been listening to more than a few sales pitches. The dry tone of voice he recites the list in might imply just a touch of skepticism, but Zhou Zishu's expression is impressively bland otherwise. ]

Oddly I've not gotten a chance to test any of it.

[ Is he offering the merchants a chance to correct him? Just being a shitstirrer? Who knows. ]