http://www.slate.com/articles/life/the_short_cut/2015/06/lifehacks_how_to_make_the_most_of_expensive_glass_jar_candles.html

Scented candles are an easy way to give your home an aromatic ambiance makeover, but when wicks fail or wax melts unevenly, they are also an easy way to drain your bank account. The above video demonstrates an easy way to continue enjoying the scent while reusing the wax and the glass container. This simple trick requires no additional tools, but you'll feel like a DIY champion.