Hydrogen-powered drones could point way to future travel Posted By: Unknown December 30, 2019 Leave a Reply Hydrogen-powered drones have several advantages to lithium ion-powered ones, says Dr Enass Abo-Hamed. from BBC News - Business https://ift.tt/2Qyv76b December 29, 2019 at 02:49PM https://ift.tt/2kB3qKe Tweet Share Share Share Share
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