On Sep 26, 10:56*pm, Andy Champ wrote:
On 26/09/2012 16:43, harry wrote:

Are you illiterate? *Don't you read stuff? There are no energy running
costs with renewable energy sources.

So you don't have to lube the bearings on a windmill?

Besides as the equipment has a finite life it has to be amortized over
its operational lifetime, which certainly _feels_ like a running cost.

Andy

So how often do you change the oil in your car gearbox? How often do
you need a grease gun? Nil and nil very likely.