A: VHP Passbox sterilizes at very low temperatures making use of vaporized hydrogen peroxide, in contrast to standard steam sterilization that needs large heat. Fresh sterile air or nitrogen is circulated after decontamination. The H₂O�?vapor breaks down into h2o and oxygen, lowering residual ranges to down below 1 ppm—Protected https://matters.town/a/y51m4iuna9z1