what was your favourie experiment of all time

Question: what was your favourie experiment of all time
- Keywords:
  experiment,
  favourite
Asked by mlgshrekisopanddoraisfun to Saffron on 18 Jun 2015.
- Saffron Whitehead answered on 18 Jun 2015:
  
  Difficult question to answer. I guess there have been several as I worked through my career though I must confess I never made a complete breakthrough, Sadly these are few and far between!

Question: what was your favourie experiment of all time