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Environment & Energy

OKIsItJustMe

(21,016 posts)

7. Trains will never go faster than 10 MPH (the passengers would all suffocate!)

Reply to kiri (Reply #4)

Wed Jul 3, 2024, 03:27 PM

Jul 2024

Planes will never fly faster than sound. Their metal frames will disintegrate.

https://www.rmit.edu.au/news/all-news/2023/feb/hydrogen-seawater

How to make hydrogen straight from seawater – no desalination required
Researchers have developed a cheaper and more energy-efficient way to make hydrogen directly from seawater, in a critical step towards a truly viable green hydrogen industry.

…

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How water could be the future of fuel. New generation of fuels could power planes, ships without warming the planet-WAPO [View all] Caribbeans Jul 2024 OP

great...if they use salt water, cuz we have an ever growing supply of that nt msongs Jul 2024 #1

22 Liters of H2 in ONE TABLESPOON of water Caribbeans Jul 2024 #2

water will never be a fuel, ocean water especially not kiri Jul 2024 #4

Trains will never go faster than 10 MPH (the passengers would all suffocate!) OKIsItJustMe Jul 2024 #7

us trrains can sometimes go faster kiri Jul 2024 #12

Please go back and reread the item I linked to OKIsItJustMe Jul 2024 #13

do you think a catalyst can overcome the law of conservation of mass and energy? kiri Jul 2024 #14

Catalysts do not violate physical laws. They do increase efficiencies. OKIsItJustMe Jul 2024 #15

green hydrogen is not a fuel source lapfog_1 Jul 2024 #3

Why is it that nobody ever waves their hand to say, "Batteries are not a fuel source!" OKIsItJustMe Jul 2024 #6

I always point out that batteries are not a fuel source when it seems appropriate lapfog_1 Jul 2024 #8

Please read the USGS item I linked to OKIsItJustMe Jul 2024 #9

yes, a long term possible source of free hydrogen. lapfog_1 Jul 2024 #10

Pick your cherries carefully. OKIsItJustMe Jul 2024 #11

NREL Analysis Shows Midwestern Electrofuels Could Become Energy Superheroes OKIsItJustMe Jul 2024 #5