to be exposed to something orbits to be subjected to something
geosynchronous_orbit is not tangible_thing. exposure_to_gaseous_sesquimustard is exposure_to_sesquimustard. no_human_being has not ever_visited_another_planet shelter_providing_artifact is not object_with_uses. shelter_providing_artifact is object_with_uses. exposure_to_liquid_sesquimustard is not exposure_to_sesquimustard. exposure_to_gaseous_sesquimustard is not exposure_to_sesquimustard. no_human_being has ever_visited_another_planet exposure_of_organism is not exposure. solarization is exposure.