date:Nov 04, 2019
mixture until thick, and then place it into moulds which are dried naturally under the sun for a day. The biodegradable bags made from potato starch are useful, but they can only store dry items. The students have also made spoons and small bowls from potato starch that can be used in cold or hot water for 30-45 minutes.
The products can be used for one year if they are stored at the proper temperature, Tr?ng said. Our products easily decompose within three to five months. They are totally saf