Candle manufacturers looked at waxes such as soy, palm and flax-seed oil, often blending them with paraffin in hopes of getting the performance of paraffin with the price benefits of the other waxes. The creation of unique wax blends, now requiring different fragrance chemistries and loads, placed pressure for innovation on the candle wick manufacturing industry to meet performance needs with the often tougher to burn formulations. [16]