They inserted plastic bottles into a cardboard and installed it to the window. Here’s what happened!

In the southern countries of the third world, there are also unbearable heat, which in the second half of the day immobilises the entire population.

In Daulatdia, Bangladesh, approximately 28,000 people live. Most of them live in galvanized sheets that warm up to 45 ° C. This is because residents can not afford housing from higher quality materials.

But the inhabitants of this commune have told us about a method of cooling down. Air conditioners made by themselves! Here’s how to make it.

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