Lithium battery explosion risks?

[billy@mix.com]

Kris D. Williams <krisdw@basenet.net> writes -

> Hey - maybe they finally figured
> out how to stabilize Lithiom Polymer so it doesn't blow up ...

Exactly how big a bang might one expect from one of these thngs?
And what are the conditions that can cause this to happen (over-
charging or??) in the first place?  That is, how might the risk
here be minimized?

Thanks,

Billy Y..