► be exposed to chemicals· Some of the troops were exposed to chemicals.
► be exposed to an infection· He was exposed to the infection while he was travelling in India.
► be exposed to radiation (=be put in a situation where you are not protected from harmful radiation, especially nuclear radiation)· The servicemen claimed they were illegally exposed to radiation during atomic tests.
► be exposed to a virus· Four workers at the facility, though exposed to the virus, never became ill.