One of the articles gave a good mixture of chemicals (I once had a half
hearted look at getting them) to make this liquid and I will be happy to
(try) find these articles if anyone would like more info.
By the way, does anyone know if 'Rex-Research' is still going?
John Berry
Jerry W. Decker wrote:
> Hi Folks!
>
> Coincidentally enough (and completely unplanned), a fellow brought a
> glass of water with what appeared to be a string with a loop on the end
> hanging down in the water...this string was attached to the cap and when
> you lifted the cap, the string came up revealing what looked like a clear
> icecube...it was a kind of polymer that had the same refractory index as
> the water, thus making it invisible when wet....isn't that a hoot??