Originally Posted by studentff
I've done the same several times and felt the much same way. As a sick game, I've taken to seeing how much water I can chug in one swig at the checkpoint entrance. I'm up to a full 600 mL bottle. I wonder what anyone would say if they saw me chug 1L-2L of water. And I wonder if I could actually do that much.

Before a transcon, I usually do 2x0.5 liters before security, 1 bottle after security and whatever I can get on board

.