Answer:
The most famous dinner
You throw me out when you use me and take me in when you are done. What am I?
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
Digital white-out.
I am there when you sit, but gone when you stand. What am I?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.