... part that fell apart, I was under the impression - perhaps wrongly, that it was a link like a chain that connected the hammer to the belt clasp. If it wasn't so, but a functional part of the hammper/pipe, then by all means forget it about solder, but otherwise, I wouldn't worry about it if it isn't directly in contact with the bowl. OK. It is a screw-on cap to the end of ...

... too. Life is just like that - poisons all over. The part that fell apart, I was under the impression - perhaps wrongly, that it was a link like a chain that connected the hammer to the belt clasp. If it wasn't so, but a functional part of the hammper/pipe, then by all means forget it about solder, but otherwise, I wouldn't worry about it if it isn't directly in contact with the bowl.