Something Sinister Lurking
Experts further explained that the melted lead remained within the cathedral, as it formed stalactites as it solidified. City officials did not issue out public safety warnings, so most Parisians felt that they were safe. But was there something more sinister happening right under their noses?
France Notre Dame Fire
Yellow Haze
Some witnesses claimed to have seen a yellow haze materializing over the cathedral as the fire blazed on. Some experts disagreed with the original analysis and insisted that the fire did actually exceed temperatures needed for lead to combine with oxygen. That means that some toxic material would have definitely made its way around the air of the city.
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Yellow Haze