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Presentation - Third International Slag Valorisation Symposium

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General characteristics and issues for reuse<br />

Glassy and/or crystalline, similar to volcanic ashes<br />

Aluminosilicate based, with residual carbon content and other contaminants<br />

Pozzolanic - potential for use as cement replacement materials<br />

Variable - waste residue, development of beneficiation processes<br />

Relatively low volumes in many cases<br />

Some may have fertiliser value<br />

May be hazardous wastes<br />

Concern over leaching into the environment<br />

ISCOWA - The <strong>International</strong> Society for the<br />

Environmental and Technical Implications of<br />

Construction with Alternative Materials<br />

13<br />

http://www.iscowa.org/<br />

Second <strong>International</strong> <strong>Slag</strong> <strong>Valorisation</strong> <strong>Symposium</strong> │ Cheeseman, Imperial College London

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