soot

He thinks that developing fuels that release less soot — as well as more efficient ways to burn that fuel — seem like better tactics.

There is also soot staining the tiles, suggesting the bodies were burned or there had been a small blast.

Air pollution gets worse during drought; in California the problem is soot, and in Texas it was ozone.

Some computer models, he said, indicate that about half of the global warming in the Arctic is driven by methane and soot.

Soot, methane, ozone, and HFCs are a lot less sexy than flying to Rio and making bold promises.

And Soot says that, growing up in Bombay, “all these museums seemed inaccessible to me…I started enjoying art when I went abroad.”

The smoke and the soot tickled the boy's nostrils until it seemed to him that he must sneeze.

I don't believe it was real fog, but just a mixture of soot and steam they're trying to pass off for the real thing.

The curtains hung in rags about a window begrimed with soot and smoke.

Mr. Chase gave Mr. Teak a glance the pathos of which even the soot could not conceal.

It is said that Ware retained the stain of soot in his skin to the day of his death.