English, asked by sarveshkshatriya, 9 months ago

We that in the air with smoke and gases used not only but that is also

Answers

Answered by princegupta99270
1

Nothing is more vital to life than breathing: in a lifetime, about 250m litres of air passes through your lungs. Yet walk along a busy city street and you will inhale something like 20m particles in a single lungful

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