Answer:
Touch this and you'll regret it. But if it's cold, you won't forget it. What is it?
Often found in doctor's offices and pirate flags
Small, containing light, You'll need it in the dark, It will provide that spark, and shine into the night. Will light up any pyre, 'Cause it can help make a fire.
What has thousands of ribs and two backbones?
It comes only before, it comes only after. Rises only in darkness, but rises only in light. It is always the same, but is yet always different.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?