“...Oil and grease from the generator...”
But, but....it’s supposed to be “clean energy” independent of those horrible, polluting fossil fuels and oils.. But...But....say this cannot be, Joe!!!! /s
BTW, FJB and his merry band of queer flying monkeys....
That, and it's also renewable energy.
By renewable they mean that they have to renew the whole thing after each catastrophic failure. And while they're doing that, they can also shovel up the dead birds that pile up underneath it.