Answer:
I am bought by the yard but worn by the foot
I belong to you but others use me more often than you do. What am I?
I have an eye but cannot see. I am fast but I have no limbs. What am I?
Why is it so easy to weigh fish?
You use a knife to slice my head and weep beside me when I am dead.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.