3 ms·The proposal here is to crack the ammonia back to hydrogen which is then used in a regular fuel cell car.by upofadown 8y agoThe proposal here is to crack the ammonia back to hydrogen which is then used in a regular fuel cell car.rbanffy 8y agoWould you store it in the car or feed into a pressurized tank in the car? If that's the case, you still have the problem of storing the hydrogen in the car.manicdee 8y agoWe already store pressurised gasses in cars, specifically CNG vehicles.