What are the stuff you done past the years?

Question: What are the stuff you done past the years?
- Keywords:
  epxeriment,
  research
Asked by erin to David on 14 Nov 2014.
- David Taylor answered on 14 Nov 2014:
  
  I’ve done a lot of stuff because I’ve been an engineer for over 30 years. I’ve always working in Trinity College but I’ve done projects about cars, ships, trains, aeroplanes, medical devices and all sorts of things.

Question: What are the stuff you done past the years?