I recently started hearing my computer's fan go louder and louder. Since I had never given my PC for a regular preventive check to a professional service, I started worrying that something might be broken. I got my computer to a professional service that I trust and after few days I received a call from the company. They told me that if I haven't brought my PC any time soon, it would've brake. There was dust all over my PC and hardened dirt was damaging my fan and the other parts of my computer. Here are some tips to help you clean your PC by yourself.