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ephil:

In which city did smog kill thousands of people in only a few days?

Tranquility:

It would have been much more useful, if you provided the answer choices. If you do a simple google search, you can find your answer.

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Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!