Hydrofluoric acid can form a lethal cloud of gas that can travel for miles. At refineries nationwide, a toxic release is only an accident away.
Further reading:
Summer's website
https://tcipcommunities.wixsite.com/home
Activists and Oil Refiners Square Off Over Hydrofluoric Acid | Undark
https://undark.org/2018/10/10/hydrofl...
Air board kills regulation of dangerous refinery acid in favor of oil industry plan | Los Angeles Times
https://www.latimes.com/environment/s...
The ExxonMobil neardisaster you probably haven’t heard of | Center for Public Integrity
https://publicintegrity.org/environme...
Safeguards for Hydrofluoric Acid Tested, 1988 | Los Angeles Times
https://www.latimes.com/archives/lax...
Safety Fears in Torrance Strain Ties With Mobil, 1989 | Los Angeles Times
https://www.latimes.com/archives/lax...