Answer:
Is always in front of you but cannot be seen?
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.
It is a common and favored clothing material among biker gangs and superheroes.
You are on an electric train. Which direction will the smoke fly in?
What ten letter word starts with gas?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?