Iron Retorts Small 320×117 Medium 640×233 Large 1024×373 Download Tiff Original 2400×875 | (207.0 KB) Description "...crude petroleum is distilled in iron retorts connected with condensers and receiving tanks." -Brownlee 1907 Keywords iron, pertroleum, retort Galleries Chemistry Apparatus Source: Brownlee, Raymond B., Fuller, Robert W., Hancock, William J., Sohon, Michael D., Whitsit, Jesee E. First Principles of Chemistry (Boston: Allyn and Bacon, 1907) 376