no, chemical weapons such as gas were first used in WWI, starting with chlorine gas
mustard gas and tear gas
Tear Gas and Mustard Gas
The basic constituent of Tear gas is phosgen gas, COCl2 (Carbonyl chloride) and laughing gas is nitrous oxide or N2O.
tear gas Refer to the related links to see a Wikipedia article about tear gas.
Yes
Ethers containing peroxides can be detonate as tear gas when heated. Unburned material may form powerful tear gas. When wet, also forms irritating formaldehyde gas.
tear gas
Advantages of tear gas would have to be , it splits up large riot groups. Used by police.
The best known tear gas is "CS" gas- this contains carbon, hydrogen, nitrogen and chlorine.
Chlorine, mustard gas and tear gas.
Xylyl Bromide (Tear Gas)
CS or tear gas used for training.