Talk:Concrete
If I remember correctly, doesnt concrete need to be "wet" to work? How is it proposed to pour concrete in martian near vacuum? T.Neo 12:10, 10 July 2008 (UTC)
If I remember correctly, doesnt concrete need to be "wet" to work? How is it proposed to pour concrete in martian near vacuum? T.Neo 12:10, 10 July 2008 (UTC)