How to fix candle tunnelling If you’ve ever noticed your candle burning down the middle while leaving wax on the sides, you’re not alone. Candle tunnelling is a common issue, especially with natural, toxin-free waxes. It can be frustrating to see your beautiful candle waste wax and not burn evenly. The good news is that tunnelling is normal with natural wax and easy to fix with a few simple steps. This guide will explain why tunnelling happens and how to get your candle burni
