Chien Wai, a chemistry professor at the University of Idaho, has developed a process that uses supercritical fluids to dissolve toxic metals. When this process is coupled with a purifying process ...
New York Times subscribers* enjoy full access to TimesMachine—view over 150 years of New York Times journalism, as it originally appeared. *Does not include Games-only or Cooking-only subscribers.
THE hydrogenation of coal to produce liquid fuel is, as is known, a process now in technical operation. The French process as carried out at B6thune has been described by F. Vollette (Bull. Soc.