Does the electrothermal horizontal rectangular pressure steam sterilizer have radiation?

The electric fan uses the radiation principle, just like the sun! But where the light of this thing is cast, it will be hot, and the air on the way will not be heated, just as the sun will not heat the universe! So it is not recommended to use this thing. Although there is no radiation like CT fluoroscopy, long-term contact with eyes will make eyes dry and swollen, which will seriously affect vision! ...