Well, you're actually wrong on that point - large amounts of chemicals are exactly why there are various foams used by firefighters.

Good article on foams and why they are used

https://www.piercemfg.com/pierce/blog/fire-fighting-foam-systems

Well, you're actually wrong on that point - large amounts of chemicals are exactly why there are various foams used by firefighters.

This is about a lawsuit but you'll get the point if you read it.