If something is ....., it is polluted or dirtied in some way. Sometimes, our fresh waterways are polluted and no longer safe to drink.

English as a Second Language Single question discussions
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If something is ....., it is polluted or dirtied in some way. Sometimes, our fresh waterways are polluted and no longer safe to drink. (*) sanitized (*) tangled (*) contaminated

This is a companion discussion topic for the original entry at https://english.best/questions/17568,if-something-is-___-it-is-polluted-or-dirtied-in-some-way-sometimes-our-fresh-waterways-are-polluted-and-no-longer-safe-to-drink/