Goal and options: How to make wood chips smoke for longer?
output answer: Dip the wood chips in water and let them soak for an hour, then place them in the fridge to dry out before using them

Goal and options: To protect your shoes from scuffs.
output answer: Apply a nice coat of wax to them before wearing them out.

Goal and options: D.i.Y candle wick using string, wax, a pair of pliers and a pair of scissors.
output answer:
Melt was, place string in it it. Remove with pliers. Cut to the right length and place it in the candle that has the right size allowance for the wick.