Black mucus or phlegm is usually a sign of an underlying condition, smoking, or exposure to pollutants. Learn more about what causes black mucus and how to treat it.

The soot “gets trapped in the mucus so it doesn’t get absorbed in the body,” Dr. Zich said. But soot is inside me! “Soot shouldn’t have toxic effects.” OK, Dr. Zich.

"This can be caused by inhaling environmental pollutants such as smoke, dust and/or soot," says Dr. Connor. Black mucus can ...

Coughing up phlegm after eating can be a sign that the act of eating is irritating or triggering something in the digestive system. Possible causes include food allergies, aspiration, or GERD ...

The soot appeared in November last year, ... I normally notice a dark phlegm and the same applies when I try to clear my nostrils," he added.

She awoke to find black soot lines coming out of her nose and was coughing up black mucus. Farrah, from the West Midlands, posted a warning to other people on Facebook after the ordeal. Article ...

Farrah then woke up with black soot in her nose and she was coughing up black phlegm, all down to the Vanilla Latte Pumpkin candle made by DW Home. Her nose had black soot coming out of it ...

The US Environmental Protection Agency finalized a key update to the federal air quality standard for fine soot – a step to reduce deadly air pollution that’s been over a decade in the making.

EPA seeks tighter limits on soot, one of the deadliest air pollutants. Fine particles kill thousands of Americans yearly, studies show. The Biden administration is proposing restrictions, but ...