Vaush's Terrible 'Aqua' Argument

Vaush argues that water isn't H2O because 'aqua' is H2O when you cross the Mexican border.

Original debate here: https://www.youtube.com/watch?v=NHxHSD4qWEM

Bogardus follows up here (also available on archive.is): https://www.dropbox.com/s/e3um3lfzbcrd2rj/Water.pdf?dl=0