Here are the possible solutions for it's burned for light clue
Answer
Clue
Relevancy
oslin
Clue
Grammy-winner K.T. whose ode "80's Ladies" claims "We burned our bras / And we burned our dinners / And we burned our candles at both ends" haha sounds like us
candlewood
Clue
It's burned for light
It may be burned for light
Definition
the wood of various resinous tropical trees
nero
Clue
Crazy-ass Roman emperor who dipped heretics in oil and burned them at night for light