A young inventor from Utah, USA has 3D printed and designed a homemade arm-mounted flamethrower.
Footage shows the designer explains how the parts are made while explaining how it functions.
They said: "This is a video about my homemade arm-mounted flamethrower that I designed and 3D printed while in highschool.
"In the video, I explain some of the design, as well as some safety concerns people have had about the device."