Candles have a sort of 'memory' — the first burn of your candle is important. Burn your candle until the melted wax reaches the edge of the vessel (this may take up to about 3 hours). An even burnon the first light will help prevent future tunneling and extend the life of your candle. Always trim your wicks before every relight. You can use a wick trimmer, nail clipper or simply pinch off thhe loose top black bits with your fingers. Only burn on heat resistant surfaces and out of the reach of children. Never leave a burning candle unattended. And also avoid burning candles for more than 4 hours at a time. Ensure that your extinguish your candle before sleeping and leaving your home. Never use water to extinguish your candle. Ensure that you follow these tips for safety, and to get the most out of your candles.