Answer:
Each of these ends in a kettle full of precious metal and the double variety is quite awesome
I sleep by day, I fly by night. I have no feathers to aid my flight.
What is put on a table, cut, but never eaten?
A house full, a yard full, a chimney full, no one can get a spoonful.
What is so fragile that saying its name breaks it?
What language does a billboard speak?