Answer:
Inside a burning house, this thing is best to make. And best to make it quickly, before the fire's too much to take.
Three little letters. A paradox to some. The worse that it is, the better it becomes.
What looks back but cannot see?
A word I know, six letters it contains. Subtract just one and twelve remains.
Round as an apple, deep as a cup, and all the kings' horses can't fill it up. What is it?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?