Originally Posted by
Wally Bird
They have been instructed that the density of the human hand can hide metal objects from their state-of-the-art WTMDs. I don't know if that's true, but wouldn't an external clenched fist do the same ?
There may be something to this, but why or why can't they ask POLITELY ? (Rhetorical question - I'm well aware of the answer.)
One piece of empirical evidence: Coins that would normally set off the WTMD were not detected when held in a closed fist. I only have one data point to offer, alas.