Answer:
I'm white and used for cutting and grinding. When I'm damaged, humans usually remove or fill me. For most animals I am a useful tool. What am I?
What gets broken without being held?
I reach for the sky, but clutch to the ground. Sometimes I leave, but I am always around. What am I?
I go up, let out a load and then go back down. What am I?
I am a delicious way of representing data.
Brings the sky a lot closer.