Answer:
I am always hungry, I must always be fed. The finger I lick will soon turn red. What am I?
I am black when you buy me red when you use me when I turn white you know itβs time to throw me away.
What can be as big as an elephant but weighs nothing?
I help engines spin and pants stay up.
What breaks when you say its name?
I flow from the Homerβs mouth when he sees doughnuts.