This is a strange

[ithacaartist]

Originally Posted by Edward Tinker

I could see cold causing it to be brittle - heat to warp it?

any chemicals would cause it to melt - if at all IMHO

Boiling water does not appreciably soften it. Left in long enough, though, I have my suspicions that it might break down--more of a disintegration than a softening. From Wikipedia: "Phenolic resin products may swell slightly under conditions of extreme humidity or perpetual dampness.[27]"