It is used for the disinfection of ships, silos and dwellings as well as for the destruction of pests. It is sold in Western Europe, in Eastern Europe, in the United States and nearly everwhere in the world.
Hydrocyanic gas is highly poisonous and very dangerous.
One milligram per kilogram of body weight is sufficient to kill a man. In a closed place it will poison a man in several seconds and will kill him in several minutes. A man can lose consciousness and die by absorbing the gas through the skin. This gas sticks to surfaces. It sticks not only to the skin and to the mucous membranes to the point of penetrating them, but it also sticks to wood, to plaster, to paint, and to cement, and it penetrates them.