The abandoned reactor

Trapped in a nuclear reactor - because you were too curious and ignored the warning signs. And now the air is getting thin. I can reassure you, there is no imminent nuclear disaster - for now. But the air is a problem. It will only last for one more hour. So make sure you get out of here as quickly as possible. Find the clues to safely exit the nuclear reactor. Your goal is to shut down the reactor, open the door and regain your freedom. And fast!