IIRC the OP said that the bank forgot to remove the dye pack from the envelope when they withdrew a large amount of cash.
Might just be a tracker though as I’m not seeing any dye.
Nice. I never even noticed that… although now that I’ve taken a closer look that black thing behind the bill with the board certainly could be a dye pack!
Lots of interesting engineering stuffed in there… I’m going to have to do a bit of research. There’s got to be an article somewhere. I’d imagine that a great deal of care went into something of this kind; you’d want it to go off on a delay, never in the bank, potentially if the money was removed from the envelope… that’s probably where the string comes into play.
IIRC the OP said that the bank forgot to remove the dye pack from the envelope when they withdrew a large amount of cash. Might just be a tracker though as I’m not seeing any dye.
But there is floss like string running through the bills, it looks like
Nice. I never even noticed that… although now that I’ve taken a closer look that black thing behind the bill with the board certainly could be a dye pack!
Lots of interesting engineering stuffed in there… I’m going to have to do a bit of research. There’s got to be an article somewhere. I’d imagine that a great deal of care went into something of this kind; you’d want it to go off on a delay, never in the bank, potentially if the money was removed from the envelope… that’s probably where the string comes into play.
Fascinating!