Hardly anyone seems to include maintenance costs in their energy system calculations. In real life, low-maintenance is a vast advantage.
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
I've always thought that solar cells were the *least* good choice for solar power. Lots of nasty things you have to do to make them and the efficiency is terrible. These days it's better than that Stirling engine, but it was comparable when new.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Next in the series, please!
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
What about the anti-gravity thingee?
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.