Question

What is something that was had poisonous smoke to kill germs that Chinese Invented?

Answer 1

Answer:

Today, we know that many sicknesses are caused by germs. We prevent the spread of disease by using disinfectants--substances, such as chlorine bleach--that kill germs. The poisonous smoke used by the Chinese was a type of disinfectant (solution to kill germs).

Explanation:

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