Answer:
What is black when you buy it red when you use it and gray when you throw it away?
I begin and have no end. Eventually, I will be the ending of all that has begun. What am I?
I am easy to waste. I am unstoppable. What am I?
You went into the woods and got me. You sat down to seek me. You brought me home with yourself because you couldn't find me. What am I?
What is the most slipperiest country in the world?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.