A striking visualization of largescale cbemical manufacturing opera tions. Evaporators sbown are used i n t t e production of iron-free caustic soda, built of Lukens nickel-clad steel, designed and furnished by Z a r e m b a Company, Buffalo, Ν . Υ.
*&&3ΰ&ί£ VOLUME
21, N O . 8 » » » A P R I L 25,
1943
555