The Efficiency
of Prussic Acid Fumigation at Low Temperatures

(Practical experiences from the winter of war year 1940/41
and their precise verification.)

By G. Peter and W. Rasch

German Society for Pest Control

The utilization of prussic acid as an insecticide has been known for many decades (in 1887, the fumigation of fruit with prussic acid began in California, in 1910, for the first time in many countries, railway cars were fumigated with this gas.)