Re: SPACE: How hard IS it to get off Earth?

Philip Witham (
Mon, 15 Nov 1999 14:02:11 -0800

>Biosphere 2 experienced no foul air problems (although
>there was that bit about uncured concrete stealing the oxygen)
I thought it was the CO2 that the concrete stole. Made a carbonate of it.

Does anyone know if the Biosphere 2 folks fixed this problem and re-closed the Biosphere? There was talk of painting the concrete...