This is not stuff you should ask for without explaining a legitimate and benign purpose for the sort of explosion you'd like. For scaring pest animals you could always watch "Mythbusters" for some ideas like a flour bomb.

Soda water bottle, alka seltzer, quickly screw the cap

Demandez à Chat Gpt

Pick a programming language and write an impassioned, snark-filled post on Hacker News explaining why it's not a real programming language

lol good one, I wish I'd thought of it myself

https://www.flamewarriorsguide.com/warriorshtm/grenade.htm

I'll go out on a limb and say that this question smells like testing the boundaries of HN's freedom of speech to prove some point related to the culture wars.

Buda's Wagon: A Brief History of the Car Bomb

https://www.amazon.com/Budas-Wagon-Brief-History-Bomb/dp/184...

Thankfully technical progress means horses haven't been involved with VBIEDs in a long time. We just have to continue that trend, and get all other living creatures into the disjoint part of the Venn diagram...