Answer:
What can burn the eyes, sting the mouth, yet be consumed?
I know a word of letters three. Add two, and fewer there will be!
Though I wander the earth, I am no longer here. I am pale and I chill everyone near. Who am I?
Feed me and I live, give me drink and I die.
Who spends the day at the window, goes to the table for meals. And hides at night?
What is lighter than what it is made of?