Our Original Large Jar Candle America?s original scented candle provides up to 150 hours of consistent room-filling fragrance and now has a wax formulation designed for a cleaner burn ? that means less soot less tunneling and an optimal fragrance performance. Our fragrances are developed and tested in an energy-efficient Green Lab-certified facility and are crafted with over 50 years of passion and expertise. The Yankee Candle Company Inc. strictly follows international safety standards and rigorous testing set by the IFRA and ASTM.