I think we have a ceramic vessel that looks very much like that designed for nasal irrigation that someone gave us, evidently thinking we would benefit from this natural health practice. This looks like a much better use for it.
I have one of those too. I use it for its original purpose. Try it - it's great!
"People who say things won't work are a dime a dozen. People who figure out how to make things work are worth a fortune" - Dave Rat.