Answer:
I am black when you buy me red when you use me when I turn white you know itโs time to throw me away.
Long and thin red within with a nail at the end.
I run around the city but I never move.
I was not born but I am here. I have no name but I am given many. I was made by science and life
I wiggle and cannot see; sometimes underground and sometimes on a tree. I really don't want to be on a hook and I become a person when combined with โbookโ.
I flow from the Homerโs mouth when he sees doughnuts.