Water and Metals have too high of an absorbtivity coefficient. In other words they are practically totally absorbing to energy from the electromagnetic spectrum, especially in the InfraRed region and those closely related such as the TeraHertz region.
you cant do it
Because metal and plastic arent the same materials so metal goes with the flow through static electricity but plastic cant.
impermeable.
Oh, dude, a metal spoon is totally opaque. Like, you're not gonna see through that bad boy unless you're Superman with X-ray vision. So, yeah, if you're trying to peek through a metal spoon, good luck with that!
You cant unless your phone is not made out of metal.
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.