This is cool. You can make a candle out of an orange and some cooking oil.
All you have to do is cut the fruit in half and remove the segments, leaving the central stem for a wick. Top up the skin with oil, leaving a bit of wick free for you to light. You can also use a grapefruit or a lemon, but here’s one I made out of a tangerine-
|Scoop out the other half to make a glowing lantern|
It smells nice too.
Thanks to Lifehacker.