Portal:Water/Did you know/2
Appearance
< Portal:Water | Did you know
![DYK Question Mark](http://upload.wikimedia.org/wikipedia/commons/thumb/4/44/Nuvola_apps_filetypes.svg/55px-Nuvola_apps_filetypes.svg.png)
... that there are at least 15 different forms of crystalline ice?
... that water memory is a controversial homeopathic concept, which holds that water is capable of containing "memory" of particles dissolved in it?