Answer:
What has a head, a tail, is brown, and has no legs?
I never was, am always to be. No one ever saw me, nor ever will. And yet I am the confidence of all, To live and breath on this terrestrial ball.
The weapon of choice to create the biggest shock.
I bind it and it walks. I loose it and it stops.
What is eaten but not grown and was born in water but will disappear if soaked?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?