, it should have just broken into a million tinier pieces of still active kryptonite. IOW, it only worked because the writer needed it to work. Even by SV science, it shouldn't have. It was just dim.
Yes. It was one of those instances where you could see the writers' decision making processes clunking.

I call bullshit on the fact that he doesn't ask a single question about why she felt the need to go to the extremes she did or why there was DNA EVIDENCE OF HER DEMISE.
Right! It kind of broke my brain with implausibility--even for Smallville!

Lex swept me away again in this episode. Seems like MR's going to be pulling out all the emotional stops in his final season!