Quote Originally Posted by Oj101 View Post
Vince, what's the price of helium up there? Here in South Africa it seems to be about $30/l which is rough but I can live with it.
Lets see they used a 400L Dewar of LHe.

So 400x$30 = $12,000 not counting Dewar depostit and delivery
And that lasted what an hour ?