Answer:
What is so delicate that even mentioning it breaks it?
The more you have of me, the less you see. Who am I?
It's tough as nails, Or soft as snow. People use it for their rink, Some just put in their drink.
You can't keep this until you have given it. What is it?
Makes arrows fly and kites soar!
I am a room that has a roof but no walls. What am I?