Are you staying on air during overhaul? If you are removing your SCBA based on low levels of CO, you could be exposing yourself to many other toxic compounds such as Acrolein, Formaldehyde, Ammonia, PAHs, & Dioxins.📷Paul Combs

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The fate of Suffolk's domestic revealed incinerator / power station, Great Blakenham - Still wondering how are monitored however ...

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