What new technology was invented and what effect did it have on world war one

There was lots of technology that was developed and had a major impact on World war 1

• X-Ray machine : Doctor's treating soldiers were now able to fully see what was wromg with a soldier beyond what the eye showed

• Satellite communication : Made it possible for soilders and captain's to quickly communicate with other army officials

Dont know if this counts but some weapons-

• Flamethrower : They were able to use fire as a weapon

• Machine gun : The design became more advanced