1. H. W. Emmons, Sci. Am. 231(1), 25 (1974).
2. S. Steingiser, J. Fire Flam. 3(3), 238 (1972).
3. Standard E-84, American Society for Testing and Materials, Philadelphia, Pa.
4. ASTM Policy Defining Fire Hazard Standards, Limiting the Scope of Properties Description Standards and Establishing a Committee on Fire Hazard Standards, Ameri can Society for Testing and Materials, Philadelphia, Pa. (Adopted Sept. 18, 1973).
5. W. J. Harland, J. Paint Technol. 44(565), 43 (1972); 44(575), 64 (1972).