I’m in the habit of doing things like melting butter in the microwave in my pyrex measuring cups.    Now I wonder if it’s safe after seeing this over at Instapundit  http://www.popsci.com/science/article/2011-03/gray-matter-cant-take-heat

And speaking of that, have there been any changes to hair dye?  I’m perfectly willing to admit that perhaps my hair is getting more dye resistent, but I’ve checked with friends who also dye their hair and the ordinary, cheap dye from the grocery store is now lasting a week, if that.  It just washes off.  I’ve had to switch to the Frederic Fekkai stuff…