1. President, Pioneer Astronautics, 11111 W. 8th Ave., Unit A, Lakewood, CO 80215.
2. Chemist, Applied Chemistry Laboratory, National Aeronautics and Space Adminstration (NASA), Kennedy Space Center, NE-S-2, Kennedy Space Center, FL 32899.
3. Senior Engineer, Pioneer Astronautics, 11111 W. 8th Ave., Unit A, Lakewood, CO 80215 (corresponding author).