This director of the Kaiser Wilhelm Institute for Physical Chemistry and Electrochemistry helped his nation replace blockaded guano shipments.  
This man solved a problem proposed in 1898 by William Crookes with an invention that he described as making "bread out of air" and which was first industrially used at massive factories in Oppau and Leuna.  Clara, the wife of this subject of Daniel Charles' biography Between Genius and Genocide, killed herself a week after he supervised a test of one of his more problematic inventions.  This converted Jew's most important discovery was made practical at industrial scales by a (*) metallurgist and future chairman of BASF who would himself go on to win the 1931 Nobel Prize in Chemistry.  This man headed an institute which developed a pesticide intended for flour moths called Zyklon B.  This director of the Kaiser Wilhelm Institute for Physical Chemistry and Electrochemistry helped his nation replace blockaded guano shipments.  For 10 
This man solved a problem proposed in 1898 by William Crookes with an invention that he described as making "bread out of air" and which was first industrially used at massive factories in Oppau and Leuna.  
Fritz Haber