Nike recently introduced the "Dark Smoke Grey/Dusty Cactus" sneakers to its Vapormax Flyknit collection. Released on January 20, 2025, this model brought together a novel color scheme that blended ...

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 ...

In addition, smoke can damage the hair-like cilia, which help clear the lungs of phlegm. As a result, a person will cough up more dark-colored phlegm. A person exposed to a large fire, such as a ...

From our FOX23 Tower Cam, I could see flames and black smoke billowing from the stacks at H.F. Sinclair Refinery in west ...