Story on fuel cells. Man uses an early 90s cellphone which he pulls from a briefcase. Brief aerial of a power plant. Demo of a fuel cell in use. CU of battery and model of a fuel cell. Fuel cell is made by Pacific Gas and Electric (PG & E). Inside look at a PG & E facility. Computer animation of how a Fuel Cell works. More shots of large pumps from inside the PG & E facility. Scientist in lab coat holding up a cell that he examines.