101 Things That Can Harm Your Cat

[PushPurrCatPaws]

I think I see only one instance coming up at TCS of the topic of a cat possibly swallowing button batteries,
Pregnant Cat Updated - Fleas.
(the thread Title is different from the topic of batteries starting from that post onwards...)

I thought I'd add a warning here about them, after reading this article today:
Experts warn of serious injuries, death when children swallow button batteries


Don't let your cats eat them!