World War 1
Poison Gases- Tear gas
How World War 1 Started.
They had big tanks of tear gases.
Soldiers had to wear special masks so they wouldn't smell it.
Other people had to wear those masks too so they wouldn't get sick.
They put it on babies too.
The germans were the ones that started everything with the Poison gas.
There are different types of poison gases other then Tear Gas. There is Mustard Gas, Chlorine, Phosgene and Disphosgene, and the Tear gas.
"Germans Introduce Poison Gas." History.com. A&E Television Networks, n.d. Web. 16 Feb. 2016.
"World War I History." History.com. A&E Television Networks, n.d. Web. 17 Feb. 2016.