You can't take water through TSA security checkpoints because liquids over 3.4 ounces are not allowed in carry-on bags to prevent potential threats like explosives.
sometimes. if it is bought after you've been through the gates then you shouldn't worry, but you can't take it through the gates.
impermeable.
no you cant..
Humans have water proof skin and that is why we cant breathe through it.
You cant filter it out. you desalinate water through evaporating the water out of the salt.
yes they do and they cant stop in water or they will suffocate
They can't because they arent real.
because they need water
Not clear; you cant see through it; stay out of the water.
because they cant drink like a person :)
Water cannot pass through a solid rock because the rock's structure is tight and does not have spaces for the water to flow through. The pores in the rock are too small for water molecules to move through.
You cant.;