A 15-year-old girl in Sydney recently invented a new technology that will not only solve tons of seafood waste, but also solve the global problem of abuse of non-degradable plastic bags, because the new technology can be used to discard Shrimp shell, crab shell into a strong biodegradable plastic.
It is reported that Angelina Arora, 10th grade at Sydney Girls High School, is a science enthusiast. She recently succeeded in bringing a bunch of crab shells, shrimp shells and fish First-class seafood was transformed into a thin, durable and biodegradable plastic, and she hopes one day all the plastic bags in Australia will be replaced with this eco-friendly plastic bag.
'My ultimate dream was to replace all the plastic bags in the world with the plastic bags I developed,' said Angelina.
According to Angelina, the shrimp shell contains a very strong but very soft protein called chitin. When this protein is combined with another highly viscous protein she extracts from silk, the plastic The bag is born.
She said that '(silk protein), like the protein a spider uses to make a cobweb, is very sticky, and when you combine it with a chitin protein, you can make a wide variety of sturdy and varied Plastic. '