The Chrysler Natrium is a fuel cell

Fuel cell

A fuel cell is a device that converts the chemical energy from a fuel into electricity through a chemical reaction with oxygen or another oxidizing agent. Hydrogen is the most common fuel, but hydrocarbons such as natural gas and alcohols like methanol are sometimes used...

-type hydrogen vehicle

Hydrogen vehicle

A hydrogen vehicle is a vehicle that uses hydrogen as its onboard fuel for motive power. Hydrogen vehicles include hydrogen fueled space rockets, as well as automobiles and other transportation vehicles...

 based on the Chrysler Town and Country

Chrysler Town and Country

The first Chrysler Town & Country minivan was introduced in 1989 alongside the Plymouth Voyager and Dodge Caravan. Sharing the body of the long-wheelbase Grand Voyager/Grand Caravan's Chrysler S platform, the Town & Country was externally distinguished by its chrome waterfall grille, crystal...

. It was showcased in 2001.

The Natrium is powered by hydrogen

Hydrogen

Hydrogen is the chemical element with atomic number 1. It is represented by the symbol H. With an average atomic weight of , hydrogen is the lightest and most abundant chemical element, constituting roughly 75% of the Universe's chemical elemental mass. Stars in the main sequence are mainly...

 produced by a direct borohydride fuel cell

Direct borohydride fuel cell

Direct borohydride fuel cells are a subcategory of alkaline fuel cells which are directly fed by sodium borohydride or potassium borohydride as a fuel and either air/oxygen or hydrogen peroxide as the oxidant...

 inside the car. Because the reactant (sodium borohydride

Sodium borohydride

Sodium borohydride, also known as sodium tetrahydridoborate, is an inorganic compound with the formula NaBH4. This white solid, usually encountered as a powder, is a versatile reducing agent that finds wide application in chemistry, both in the laboratory and on a technical scale. Large amounts are...

, NaBH₄) contains no carbon

Carbon

Carbon is the chemical element with symbol C and atomic number 6. As a member of group 14 on the periodic table, it is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds...

, the vehicle produces no carbon dioxide

Carbon dioxide

Carbon dioxide is a naturally occurring chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom...

. It had a range of 300 miles (482.8 km), similar interior space to a standard van, and could produce 110 or 240 volt alternating current.