PITTSBURGH — First responders are battling a fire in Pittsburgh’s Troy Hill neighborhood. An Allegheny County 911 dispatcher ...

Black and blue smoke are more common in diesel engines, and there's a dedicated article explaining why it occurs. You should check it out if it's relevant to you. Any of the colors listed above in ...

Dark or black mucus sometimes returns to a regular color quickly. This may happen when temporary exposure to a pollutant, such as smoke, ends. When other factors are responsible for the change in ...

The color of that central plume isn’t the rusty brown of wildfire smoke but an artificial black, like burning tires or the “SURRENDER DOROTHY” message the Wicked Witch writes across the sky with her ...

Regardless of the cause of this type of smoke, you should have the vehicle checked out by a qualified mechanic as soon as possible. Black, sooty smoke is usually symptomatic of an engine that's ...

TULSA, Okla. — From our FOX23 Tower Cam, I could see flames and black smoke billowing from the stacks at H.F. Sinclair Refinery in west Tulsa on Feb. 28. Ann Marie Beer also sent me a photo of it.