Whats the biggest explosian you’ve ever created?

Question: Whats the biggest explosian you've ever created?
- Keywords:
  explode,
  explosion,
  research
Asked by goatsarecool to Laura on 14 Mar 2012.
- Laura Waters answered on 14 Mar 2012:
  
  I once had an explosion in a fume cupboard that resulted in the company changing all of its health & safety policies!

Question: Whats the biggest explosian you've ever created?