Look out Superman... you're not so tuff now!

[fractiousboy]

Scientists unearth Superman's "kryptonite

Comments

[akbar56]

the real thing is a white, powdery substance which contains no fluorine and is non-radioactive.

So it only can hurt Superman if he snorts it during a weekend bender?

[fractiousboy]

That way weakens him over time but when he mainlines it into the vein.... that really takes its toll!