Question

If not used properly, machines pollute the
atmosphere or cause accidents and deaths. What
should we do to use them properly?​

Answer 1

Answer:

If the machines use combustion, we should use higher quality less pollution fuel, and control their no. as much as possible (for example in vehicles, we should use public transport rather than private so as to reduse traffic). Also, while using them, we should pay attention towards them so as to reduce the danger of accident.

Explanation:

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