Hydrogen-powered drones have several advantages to lithium ion-powered ones, says Dr Enass Abo-Hamed.
from BBC News - Home Hydrogen-powered drones could point way to future travelhttps://https://ift.tt/2F0AgOW
from BBC News - Home Hydrogen-powered drones could point way to future travelhttps://https://ift.tt/2F0AgOW
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