black deposit – Indoor Air Quality Blog https://airquality.me.uk Blog About Indoor Air Quality Issues and Investigations Sat, 01 Jun 2013 12:41:59 +0000 en-GB hourly 1 https://wordpress.org/?v=5.5.18 Unusual problem – resolved https://airquality.me.uk/uncategorized/unusual-problem-resolved/ https://airquality.me.uk/uncategorized/unusual-problem-resolved/#respond Mon, 20 May 2013 15:24:50 +0000 http://airquality.me.uk/?p=73 A while back I was contacted by a very nice lady living on the south coast of the country. She was very concerned about what appeared to be black mould covering approximately one third of the bedroom ceiling and extended onto one of the bedroom walls. We had a lengthy discussion about what it could […]

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