- Keep out of the reach of children. Caution. Use only as directed. Burn on a heat-resistant surface. Failure to follow instructions could result in fire hazard or personal injury. People suffering from perfume sensitivity should be cautious when using this product. Air fresheners do not replace good hygiene practices. Contains octabenzone, 2-(4-tert-butylbenzyl)propionaldehyde. May produce an allergic reaction.