Answer:
I cost no money to use, or conscious effort to take part of. And as far as you can see, there is nothing to me. But without me, you are dead.
My thunder comes before the lightning. My lightning comes before the clouds. My rain dries all the land it touches.
The weapon of choice to create the biggest shock.
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
What can go through glass without breaking it?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?