Science, asked by shree45, 1 year ago

My grandfather always keep the window open. why give reason

Answers

Answered by shivam275
0
because when you keep your window open then you get fresh air
the light of sun come in your room and it destroy germs
Answered by Anshu984
1
Because your grandfather is old and could not get proper oxygen.
So,he keeps window open to get fresh air and oxygen and also vitamin D
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