How do you test your designs??

Question: How do you test your designs??
- Keywords:
  designs,
  test
Asked by 09slcooko to Amanda on 19 Jun 2013.
- Amanda Lewin answered on 19 Jun 2013:
  
  Once the fire alarm system has been installed we will go around and test every individual detector independently by putting smoke under it to make sure it works and to make sure it sends a signal to the main panel which controls if the alarm goes off or not.

Question: How do you test your designs??