曝 - bleach, refine, expose

low level radiation; low dose irradiation; low dose exposure

airing of clothes, hanging scrolls, etc. (to prevent damage from insects and mould)

to expose to the wind; to dry (something) in the wind

radiation exposure

aeration

external exposure (to radiation)

to weather (e.g. by long exposure to sun or rain); to lose color; to decay

being exposed to radiation; radiation exposure

internal exposure (to radiation)

person exposed to a harmful amount of radiation (from a bomb, industrial disaster, lab experiment, etc.)

airing of books