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English: Secondary efflorescence emanating from the Robert Moses Niagara Hydroelectric Power Station, weakening the concrete by dissolving the cement stone.
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Author Achim Hering

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8 May 2011

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current 03:53, 13 May 2011 Thumbnail for version as of 03:53, 13 May 20114,000 × 3,000 (943 KB)Achim Hering{{Information |Description ={{en|1=Secondary efflorescence emanating from the Robert Moses Niagara Hydroelectric Power Station, weakening the concrete by dissolving the cement stone.}} |Source ={{own}} |Author =[[User:Achim Hering|Achim
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