230.    ---------------. [ BERTHELOT, C.] [Economic Problems Raised by Production of Synthetic Fuels for Internal-Combustion Engines.]  Compt. Rend., Cong. Chim. Ind., 17me, Paris, September-October 1937, pp. 424-429; Chem. Abs., vol. 32, 1938, p. 6429.

                 General discussion.  The possibilities of existing synthetic processes and of substitutes for liquid motor fuels are discussed from the viewpoint of French national policy.