Answer:
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 always have to work with something in my eye.
The more you take the more you leave behind. What am I?
I cannot be burned in fire or drowned in water. What am I?
Can not be bought, Can not be sold, Even if it's made of gold. What is it?
I will disappear every time you say my name.