Hydrogen - lightest and the most abundant element in the unive | UPSC SUPER SIMPLIFIED
Hydrogen - lightest and the most abundant element in the universe - It also carries a lot of energy. One kilogram of hydrogen packs 140 mega joules(MJ) of energy, while petrol and diesel carry close to 46 MJ. So, it’s a pretty good automobile fuel, if you know how to store large quantities of it on a vehicle. - A total of 26 governments have adopted national hydrogen strategies since September 2021.
This topic is important in alternative energy (GS I - Geography, GS III- Economy, Science)
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