Crazy metal melts in your hand

[WillParkinson]

http://gajitz.com/material-science-madness-crazy-metal-melts-in-your-hand/

There is an incredible metal that shatters like glass, melts in a human hand, attacks other metals but is non-toxic to humans, and acts like an alien life form when exposed to sulfuric acid and dichromate solution. It sounds too amazing to be true, but gallium is an absolutely real chemical element that’s found in some of the gadgets we use every day.

[BlueJazz]

1. Magicians have used it for the "rub the spoon, see it collapse" trick.

[Igel]

2. I think there are a number of alloys that do the same trick.

I knew one guy who was working with galinstan in his lab.

http://en.wikipedia.org/wiki/Galinstan

[DhhD]

3. What is the strength of Carbon, next door, after the bead is applied?

Double metalloids could be brittle. How about the bead on various structural types of carbon?