Poker Chips - Solid dense cylinders that look very suspicious on X-Ray and stacked tightly together in rows. Once had them in backpack/carry on and got redirected for a while through TSA check in.

The reasons “why you shouldn’t swim in a receptacle most often used for waste:” all reference the dangers or risks in using a fire hydrant illegally; forget the other hazards created with an open body of water or the remnants of that unlicensed asbestos project in the dumpster interior from two weeks ago.

Is that Rick Hendrick receiving it?