Answer:
Where humans breathe liquid.
Where jewelry pierces your head.
People want it, and when they have it, they use it by giving it
You are on an electric train. Which direction will the smoke fly in?
This is the main ingredient in spaghetti and Mac-N-Cheese.
Break me and I am better immediately set and harder to be broken again.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?