The word 'hydrogen' is correct and usable in written English.
You can use the word 'hydrogen' in any context where you are discussing the properties of the chemical element or the hydrogen atom. For example, "Hydrogen is the most plentiful element in the known universe."
The families have also called on the coroner to recommend either a restriction on sales of liquid oxygen – a product mainly comprising water and bleach and sold under various brand names as a remedy, which can be boiled down to its hydrogen peroxide component – or a demand that such sales are reported.
Indeed – as any observant visitor will spot on the Energy landing, where Shell's sponsorship ensures that hydrogen (our only possible large-scale future fuel) is damned with the faintest of praise.
His team discovered a new type of bond between hydrogen and other elements that explains why water is liquid at room temperature.
For instance, Ford is pooling its work on hydrogen fuel cells with Renault-Nissan and Daimler, and BMW is co-operating with Toyota in this area.
BMW is touting a car that will use hydrogen instead of petrol; South African mining companies are boasting of plans to give free health care (especially on AIDS) to their workers; oil companies such as Shell said they will now work closely with environmental groups like Greenpeace to see how to clean up their operations in poor countries.
The hydrogen can be made from any primary energy source, be it fossil fuels or wind energy.The beauty of this combination is that it produces no local emissions, and if the hydrogen is made from renewables or coal with carbon sequestration technology (which captures the carbon emissions from hydrocarbon use and stores them underground), no greenhouse gases either.
GM plans to have fuel-cell technology ready for commercial use in 1m cars by 2010 provided the hydrogen filling stations are in place.
(Engineers abandoned the use of hydrogen in 1937 after the Hindenburg, a German airship, was consumed by flames in less than a minute).
If hydrogen is introduced in phases, as unleaded petrol was, the industry should be able to cope.
Various studies have suggested that the cost of providing convenient access to hydrogen to a majority of Americans would be a few tens of billions of dollars, which sounds a lot but is actually quite a modest amount by the oil industry's standards.
And because hydrogen can be made anywhere by anybody, no OPEC would hold sway.Fuel cells will not come overnight, but the car industry is already pouring billions of dollars into developing them.
