On Sun, 04 Dec 2011 19:46:45 -0500, clare wrote:
Is the threaded ring separate from the actual spout? If so, simple
to make a plastic disc to take the place of the spout and seal very well
to the top of the container.

You may be on to something here.

The threaded ring does spin separately from the spout itself.

So, I might be able to drill out the spout, to see if I can fit a disc
inside yet still keep it air tight!