It was chlorine.
It was chlorine.
chlorine
The common poison gas of WWI was Mustard Gas, a combination of Sulfur and Chlorine (C4H8Cl2S).
an element that was used was chlorinethere are some others such as tear and mustard gas
World War I
Yes. Mustard Gas
tear gas
In the beginning of the war, only the Axis used poison gas (mustard gas was the first kind to be used), but by the end of the war, both sides used poison gas as a weapon.
Probably right when they started using poison gas because they already knew about poison gas from World War 2
No. Poison gas was first used in World War 1.
Poison Gas.
They had them in case poison gas was used in the war. Fortunately it wasn't.