Tut-tut, detective this is exactly why your title fits you so!

[... Listen, she's being nice. This is a good mood. Like, friendly.]

Wood is easy to get, it's versatile, and it holds up well where I'm from. We use it for our houses, our fences, our boats, and some of our instruments. Our weapons are made of the finest metals, sure, but that's make it any less useless in protecting ourselves.

And a troll'll fall with a good whack to the head no matter what it's made of anyway.