Hypower Lab, a South Korean-based hydrogen company, has announced it will work to commercialize a hydrogen fuel cell drone.
The research-and-development company said using fuel cells can increase the flying time of a drone more than four times over traditional lithium-ion batteries. It envisions the drones being used for parcel delivery, agriculture, freight and even passenger transportation.
Hypower is working with the fuel cell research center under the Institute of Problems of Chemical Physics...
https://www.freightwaves.com/news/south-korean-firm-hypower-lab-pushes-hydrogen-powered-drones