I've got an ABS P Trap. I cannot get one of the threaded pieces to unscrew by hand and I'm worried that if I use something like a pipe wrench it'll bust. Any tips?
My P Trap looks like this and its the centre piece that won't unturn:
I looked with a flashlight and I don't think someone "accidentally" cemented it.
My P Trap looks like this and its the centre piece that won't unturn:

I looked with a flashlight and I don't think someone "accidentally" cemented it.