IT’S a car, but not as we know it.

A trio of Toyota hydrogen vehicles — which emit only water vapour from their tailpipes — has landed in Australia ahead of a three-year trial of the future technology.

There is just one catch: for now there is only one hydrogen refuelling point in Australia — at the headquarters of arch rival car company, Hyundai.

But Toyota is importing a special mobile hydrogen refueller which will enable the hi-tech cars to be driven across the country.

Read More: news.com.au