sci.energy

> Running as a pump, I understand they can handle unusual liquids without
> clogging.

that's what I figured, among other things.

> IIRC, one of the applications was pumping water containing
> live fish without harming them.

unlikely. they would need to be really tiny fish. such tiny fish could
probably survive many pump types.

> Friction is in fact equal to efficiency loss

wrong. frictional speed difference / speed is equal to efficiency
loss.

> Again, IIRC, the max theoretical efficiency of a tesla turbine is on the
> order of 60%.

I can't see that being true.