Accrington brick

Accrington bricks, or NORIs were a type of iron hard engineering brick, produced in Altham near Accrington, Lancashire, England from 1887 to 2008. They were famed for their strength, and were used for the foundations of the Blackpool Tower and the Empire State Building. ==Name== Three theories are proposed: ==Geology== Fire clay is often found clo...
Found on http://en.wikipedia.org/wiki/Accrington_brick
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