It’s interesting to speculate about why solutions that would have actually worked – which did work – seem to always just kind of . . . go away.
Not the fabled 100 MPG carburetor. That probably never existed.
But how about cars powered by compressed natural gas (CNG)?
They did exist. And – much more interesting – they worked.
Several car companies – including GM and Ford – offered them, briefly, back in the late 1990s. Including CNG-powered versions of their full-size sedans (the Impala and Crown Victoria, respectively) with room for six and a V8 engine under the hood.
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