The Cost Implications of Hydrogen Fueling

hydrogen will be essential for some of the most carbon intensive processes in the world today such as making glass and making steel. electricity is going to be very good for many applications such as for heating houses but only once those houses are well insulated. The thing that really people are focusing on both in industry but also domestically has got to be the bottom line though what is happening to what's in their pocket so what are the cost implications of doing this kind of thing?