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Photo 10: Coal dust seen to build up on the sloped pl<strong>at</strong>e of mix<strong>in</strong>g nozzle <strong>in</strong>let chute. The<br />
co<strong>at</strong><strong>in</strong>g was seen to be quite strong. Incidentally all the old mix<strong>in</strong>g nozzle <strong>in</strong>let chutes were seen<br />
to be like this.<br />
Photo 11: The same chute pl<strong>at</strong>e after clean<strong>in</strong>g is seen here. The dust is seen to have built up on<br />
the weldment of l<strong>in</strong>er pl<strong>at</strong>e.