- The Source at MeadowhallThe Source at Meadowhall
The Source is a flagship Centre providing state of the art training, development and conferencing facilities for all sectors of the local community and...

Industry Definitions
Secondary aggregates
Secondary Aggregates are derived from a very wide range of materials that may be used as aggregates. Many arisings of secondary materials have a strong regional character. For example, china clay sand in SW England, slate waste in North Wales, and metallurgical slag in South Wales, Yorkshire and Humberside.
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UK
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