Question

Why are hydrogen fuel cells not widely used?

Answer 1

Answer:

From the point of view of a filling station owner, adding hydrogen facilities is not economically viable and potentially too dangerous; this contributes to the low production numbers. The lack of 'push' from legislators further hinders the progress of the hydrogen fuel cell car.

Answer 2

Answer:

Hydrogen is only as clean as the energy used to produce it. ... Current hydrogen vehicles use fuel cells to convert the chemical energy to power. Fuel cells are very costly because they are complex and require expensive materials such as platinum