Answer:
In a tunnel of darkness lies a beast or iron. It can only attack when pulled back. What is it?
What is made of water but if you put it in water it will die?
I am bought by the yard but worn by the foot. What am I?
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?
I am a type of cheese made backwards
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?