Scientists unveil fire-safe fuel

for anyone not wanting to read the article, it's bmim perchlorate, and works because of very low vapor pressure

there's gotta be many more ionic liquids like this

actual article: https://pubs.acs.org/doi/10.1021/jacs.3c04820 supporting info has some details

I'm really interested to know what the environmental impact of this could be compared to conventional fuel sources