The first ever man-made breathing leaf that has been developed by researchers will act as an oxygen factory and will help astronauts during space exploration

He said that the leaf material had an amazing property of stabilizing (the chloroplast) organelles and as an outcome he had the first photosynthetic material that was living and breathing as a leaf does.
According to Melchiorri, just a thin coating of the leaf material would provide a breath of fresh air to indoor and outdoor spaces here on Earth.
Source-ANI