For as long as many of us can remember, it's been red, yellow, green. Granted, in some places, you see a separate part of the light that shows protected greens or yellow or whatever. But generally, the 3-color combo is what we've known.
Porsche says they will be making 145 million gallons of this new eFuel by 2030. They produce this fuel now from a new production facility in Chile.
There is one drawback to this fuel. Right now it costs nearly $45 a gallon to produce.