Read "The Deadly Dust" by Murray Leinster online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
The little boats went about their business, which was the murder of a nation. Even Nazis never dreamed of the extermination of a nation and every living organism which lived on its soil, down to the last one-celled animalcule living in a mud-puddle.
The crews of the little boats moved competently about their task of towing great containers of a deadly liquid for hundreds of miles from their base and then spreading out that liquid on the water. It evaporated at a known rate. Its vapor was blown eastward at a known rate.