Fetching details from the dictionary...
to expose (to the sun, public, danger, etc.)
to bleach; to refine
to rinse (vegetables); to soak
to doxx; to dox; to make someone's private information public without permission
to sentence (someone) to public humiliation
「曝す」 has another reading with different meanings.
秘密を曝すのは危険だ。
Exposing secrets is dangerous.