What is the biggest chemical reaction that you have witnessed?

Question: What is the biggest chemical reaction that you have witnessed?
- Keywords:
  big,
  chemical reaction,
  experiment,
  Life Science Centre
Asked by anon-274655 to Lauren on 9 Dec 2020.
- Lauren McNaughton answered on 9 Dec 2020:
  
  Interesting question! The biggest chemical reaction I’ve witnessed has to be Elephant’s Toothpaste. It’s something you can even do at home (but make sure to get some help and ask permission first!) there’s loads of instructions online 🙂

Question: What is the biggest chemical reaction that you have witnessed?