DIGITAL digest

Mark E. Mang, lead engineer on the Xerox development team, is shown measuring out the E-Agent.

ROCHESTER, NY—In the spirit of the recent Earth Day observances, Xerox Corp. says it has deployed a “secret agent” to help it conserve more energy. Make that an E-Agent, or “embrittling” agent, which the company describes as a special chemical ingredient that reduces the amount of energy needed to make certain Xerox printer toner by up to 22 percent.