A stable ' blue whirl '
A stable "blue whirl" observed during an experiment. Researchers have identified how blue whirls -- a form of fire whirl first discovered in 2016 that burns with a blue color and is nearly soot-free -- are structured.
This research was supported through a U.S. National Science Foundation ...This is an NSF Multimedia Gallery item.
Source: NSF Multimedia Gallery - Category: Science Source Type: video