Inspect with a borescope type thing, hydraulic pressure test.
Then put it outside in a steel enclosure with a loose lid for the roof, if you are completely paranoid.
Or you could just connect it, power it up and run away for a while until you think it's safe.
Then put it outside in a steel enclosure with a loose lid for the roof, if you are completely paranoid.
Or you could just connect it, power it up and run away for a while until you think it's safe.