1. Ignition Handbook. Fire Science Publishers/Society of Fire Protection Engineers: Issaquah, WA, 2003.
2. Underwriters Laboratories. Tests for Flammability of Plastic Materials for Parts in Devices and Appliances (UL 94). Underwriters Laboratories: Northbrook, IL.
3. Underwriters Laboratories. Polymeric Materials (UL 746A—Short Term Property Evaluations; UL 746B—Long Term Property Evaluation; UL 746C—Use in Electrical Equipment Evaluations; UL 746D—Fabricated Parts; UL 746E—Industrial Laminates). Underwriters Laboratories Inc.: Northbrook IL.
4. Underwriters Laboratories. Standard for Room Air Conditioners (UL 484). Underwriters Laboratories Inc.: Northbrook IL, 1999.
5. Underwriters Laboratories. Tests for Fire Resistance of Roof Coverings (UL 790). Underwriters Laboratories Inc.: Northbrook IL.