What is the item?

Question: Those who make this item, don't use it. Those who BUY this item, have no need for it. But those who USE this item, never see it. What is the item?

Question: Look at my face, I am somebody. look at my back, i am nobody. What am I?

Question: I have 6 faces and 21 eyes, but can't see a thing. What am I?

Question: What tastes better than it smells?

Question: Resurrected, they descend by the millions. Sometimes, to nourish and give life. Other times, to take lives or destroy. They have been known to fill entire valleys and block roads only to disappear before executing their long journey back to the top. What are they?

Question: What goes in the water black and comes out red?