Answer:
Where can you find roads without cars, forests without trees and cities without houses?
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?
Low on cash? Pick out items from this rack.
Rotten trees and Jack-O-Lanterns have this characteristic in common.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.