https://www.sciencedaily.com/releases/2003/12/031223062725.htm
Black Soot And Snow: A Warmer Combination | ScienceDaily
New research from NASA scientists suggests emissions of black soot alter the way sunlight reflects off snow. According to a computer simulation, black soot may...
black sootsnowwarmercombinationsciencedaily
https://www.livescience.com/16247-city-cyclists-breathe-black-soot.html
City Cyclists Breathe In More Black Soot | Live Science
Sep 27, 2011 - Cyclists in major cities have higher levels of black carbon in their airway cells than pedestrians, study shows. Present in car exhaust, black carbon is...
breathe inmore blackcitycyclistssoot
https://groups.google.com/g/materials-welding/c/83XL6UcL__c
Black soot in MIG
black sootmig