242.    ---------------. [ BERTHELOT, C.] [Synthetic and Substitute Fuels for Internal-Combustion Motors.]  Chim. et Ind., vol. 44, 1940, pp. 465-470; Chem. Zentralb., 1941, I, p. 1629; Chem. Abs., vol. 37, 1943, p. 2907.

                  Present-day accomplishments and trends in the production of synthetic-hydrocarbon fuels—hydrogenation, catalytic cracking, polymerization, isomerization, alkylation, Fischer process, and addition of PbEt4—are outlined in a lecture.