The reason is this: air takes up space! ... This has to do with another property of air called air pressure. When you pull up on the bag, you are making a “vacuum,” or a space with less air. Nature doesn't like to have a vacuum, and so it tries to force that bag back in there.
1- Cotton bags are much more sustainable, nice and practical than plastic bags. They are easy to wash and you can reuse them and avoid hundreds and thousands of plastic bags. 2- Cottons bags use less water, energy and oil and have less impact on air-pollution. ... 4-Cotton bags are cheaper.
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Answer:
The reason is this: air takes up space! ... This has to do with another property of air called air pressure. When you pull up on the bag, you are making a “vacuum,” or a space with less air. Nature doesn't like to have a vacuum, and so it tries to force that bag back in there.
Answer:
1- Cotton bags are much more sustainable, nice and practical than plastic bags. They are easy to wash and you can reuse them and avoid hundreds and thousands of plastic bags. 2- Cottons bags use less water, energy and oil and have less impact on air-pollution. ... 4-Cotton bags are cheaper.