
If anyone decides to do this please film it and post as a reply.
Preview says it hasn't been posted before, so apologies if a repost.
( , Tue 7 Aug 2012, 11:49, Reply)

(note, however, that most of them probably have the potential to screw up your microwave)
CDs are fun because of the way you can see the sparks propagate across the disc surface. The best one is to light a candle, put a glass over it and switch on the microwave. It's a bit fiddly, but here's a video of it:
www.youtube.com/watch?v=SMxfqzuBXLo
( , Tue 7 Aug 2012, 12:53, Reply)

It's just the prospect of heat death put me off.
( , Tue 7 Aug 2012, 13:00, Reply)

These people clearly don't wince at the unearthly "EVERYTHING'S ABOUT TO BLOW UP, RUN AWAY!!" noises.
( , Tue 7 Aug 2012, 13:03, Reply)

We tried the grape and I seem to remember if you pushed cocktail sticks into each half it would arc quite spectacularly. Fairy lights would light up if you put a bunch of them in too. As mentioned above, CDs are very satisfying to watch.
( , Tue 7 Aug 2012, 13:17, Reply)