Answer:
I am the place to turn when nature calls.
I'm blue, but when you see me I'm red. You don't see me too often. I'm there for you if you're hurt, but I'm good for you. What am I?
I am the kind of nut that is empty at the center and has no shell.
My first half means container. Not a lot of people understand my language. What am I?
What is the edge of earth and bread?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.