Originally Posted by
yyznomad
We were curious as how "carry-ons" (that arguably wouldn't have been able to fit on mainline metal OH bins) such as several kitchen sinks, fridges, grand pianos, and woolly mammoths made it to that point. ¯\_(ツ)_/¯
There are people who exploit that little loophole all of the time. My nephew did that with a piece of an engine block a couple of months ago.
Maybe that's what motivates the reported incidence of the carry on police upthread.