20:34 Aug 12, 2008 |
English language (monolingual) [PRO] Tech/Engineering - Construction / Civil Engineering / tiles | |||||||
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| Selected response from: Mark Nathan France Local time: 20:12 | ||||||
Grading comment
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SUMMARY OF ALL EXPLANATIONS PROVIDED | ||||
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3 +6 | soiling |
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4 | scale, scale romoval |
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Discussion entries: 1 | |
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soiling Explanation: Not very good English, but I think they mean: Type of soiling: Loose dirt Grease, oils |
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Grading comment
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Notes to answerer
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