The use of poison gas such as chlorine gas or mustard gas. First by Germany at the Battle of Ypres. Led to the invention and use of gas, gas masks, etc. by both the entente and the alliance.
some new weapons that were used were the machine gun, the tank, the flamethrower, and the Airplane was now used for battle
Some are
poison gas machine guns and tanks
M16
Some new weapons used in WWI were poison gas, armored tanks, rapid-fire machine guns, zeppelins (large gas filled balloons) and German U-boats (submarines).
The new weapons of world war one were machine guns,Tanks,poison gas, and planes og WW1
Tanks & poison gas .
GrenadesFlamethrowersTanksMachine gunsPoison gas
in world war 1 Germany introduced the use of chemical weapons for instance the Mustard Gas artillery shells, theses weapons where mainly used by countries on there side.
.30 M-1 Garand
It introduced new weapons.
one of the new military weapons was the machine gun