template: ### Instruction: Rewrite this English sentence to give a better translation.
  
  ### English: What I had was a very particular set of engineering skills, skills I'd acquired over my career (Laughter) that were new to people who had been working on the air pollution problem for so many years.
  ### English rewrite: I only had a certain set of engineering skills, skills that I had acquired in my profession (Laughter) and that people who had been dealing with air pollution for many years did not have.