Answer:
I do not have eyes but I once could see. I used to have thoughts but now Iām empty.
Whoever made me doesn't want me. Whoever bought me doesn't need me. Whoever uses me doesn't know me. What am I?
I'm the source of all emotion but I'm caged in a white prison.
I am the place to turn to when nature calls. What am I?
I am a word. I become longer when the third letter is removed.
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.