Answer:
Without me everyone would lose their head. What am I?
I am used for light yet I am solid. Without me you would feel enclosed. I hate being touched especially with a lot of force. I like to be in buildings.
Flat as a leaf, round as a ring; have two eyes, can't see a thing. What am I?
Never ahead, ever behind, yet flying swiftly past, for a child, I last forever, for adults, I'm gone too fast.
I stink up your breath and fights evil vampires
When someone uses this acronym, you know you've got to pick up the pace