Wikipedia wrote:"... It was primarily blue or green and was formerly chipped away and melted down to make glassware products and jewelry. It was also ground into powder to add to glazes for use in ceramics. ... Concrete containing ground granulated slag develops strength over a longer period, leading to reduced permeability and better durability. ..."
Oooh, now this sounds sweet!kaka wrote:I agree that slag could need a use, but I'd prefer something more interesting.Wikipedia wrote:"... It was primarily blue or green and was formerly chipped away and melted down to make glassware products and jewelry. It was also ground into powder to add to glazes for use in ceramics. ... Concrete containing ground granulated slag develops strength over a longer period, leading to reduced permeability and better durability. ..."
kaka wrote:I agree that slag could need a use, but I'd prefer something more interesting.Wikipedia wrote:"... It was primarily blue or green and was formerly chipped away and melted down to make glassware products and jewelry. It was also ground into powder to add to glazes for use in ceramics. ... Concrete containing ground granulated slag develops strength over a longer period, leading to reduced permeability and better durability. ..."
jorb wrote:What kaka said.
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