![HYDROGEN ROLL-OUT](https://cisp.cachefly.net/assets/articles/images/resized/0000713497_resized_enpichydrogenfuelingstation032018bloomberg1022.jpg)
A hydrogen fuel pump stands at a TrueZero station, in Mill Valley, California. Bloomberg reports that the US is spending more than $2.5-billion to accelerate sales of hydrogen and battery vehicles. That includes $900-million earmarked to complete 200 hydrogen stations and 250 000 charging stations by 2025.