User talk:2001:56A:778A:D700:48AF:1B48:2742:2A69

January 2020
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Slow sand filter has been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 03:07, 19 January 2020 (UTC)
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 * The following is the log entry regarding this message: Slow sand filter was changed by 2001:56A:778A:D700:48AF:1B48:2742:2A69 (u) (t) ANN scored at 0.884134 on 2020-01-19T03:07:31+00:00