Originally Posted by
Andriyko
Many U.S. airports' duty free shops have offered tamper-evident duty-free bags for a while now. I am not sure if they are pro-actively asking shoppers whether they need one but you can always ask.
Yeah i know about the bags, it's not like i don't usually buy alcohol at airports
But any shop (well, i tried three... as i was pretty sure the sealed bad should do the trick) at SFO declined to sell my anything over a 100ml as soon as they saw the boarding pass to LHR and me confirming that i'm just going to transit there.