Compares the characteristics of a common gas flame to those of solid fuel flames. Characteristics such as luminosity, combustion, temperature, flame structure, and emissions are explained in an easy-to-understand manner. Examples of flames and flame usage are included on the back of the poster along with suggested lesson plans and student handouts. A section providing sources for more information on flame science is included for the teacher or student wanting to study this topic in depth. Grades 4-12, 39" x 25", Full Color, B/W back.