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saberline152 t1_j54ui5x wrote

because these kinds of engines already exist, made in the 90s early 00's by BMW as a study, they require 1,5 times the amount of resources to make than regular engines. However when dealing with heavy machinery like this that is less of a concern since they are not made in the same number as regular cars.

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Taxoro t1_j54vj92 wrote

Include the increased resources from still using gasoline, and the reduced effiency meaning more hydrogen needed, surely the environment and even economical aspect would favor fuel cells?

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saberline152 t1_j54w06r wrote

yeah possibly. I don't know the numbers for that, it's just that some companies see this and go: oh neat the R&D was already done for us together with oh neat we can say it's greener* and add to that some interest groups and we get this.

The vehicle will have a reduced CO2 output tho. if you don't factor in how most of the current H2 is made...

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