here's an example of a chip that bled through a cardboard/mylar chip holder, and into the 12-pocket page

Don't get me wrong...that's how I still store our chips, but it's a good idea to go through your chips every now and then to make sure they aren't doing something they shouldn't...! (Like we really need excuses to play with our chips! ) Other than this Crystal Bay chip, the most likely chip to be naughty would be a red Chipco.