Experiments gas attack. (1915)
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Bronnitsky County, in October 1915 Assembly and testing of cylinders, injection of gas in cylinders, cylinder installation in the field.
Are soldiers in masks.
Test nozzles with gas liquid.
Release of gas on the test field.
Fog creeps over the field.
Boxes with rabbits established between the spray liquid with gas.
The officer shows a rabbit after the experience.
The officer check the color control strips are attached to the poles.
Spot frost on the ground, formed after the deposition of fog.