User talk:2401:7400:4004:172F:1:1:C75B:321D

September 2019
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Thank you. ClueBot NG (talk) 15:49, 14 September 2019 (UTC)
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 * The following is the log entry regarding this message: Pollutant Standards Index was changed by 2401:7400:4004:172F:1:1:C75B:321D (u) (t) ANN scored at 0.870401 on 2019-09-14T15:49:07+00:00