Aaron Crumm, President and Founder of Adaptive Materials, Inc., holds up a spool of miniature extruded fuel cell, made by the machine on his left, at his company's research and development lab on Monday, April 10, 2006 in Ann Arbor, Mich. These ceramic and plastic tubes, key components of AMI's fuel cell technology, are hardened in a kiln and stacked to form fuel cells.