Teen Invents Biodegradable Plastic Made from Prawn Shells by sayaliunb Apr 18, 2020, 8:08 pm Comments Off on Teen Invents Biodegradable Plastic Made from Prawn Shells Advertisements See morePrevious article This Aussie Teen Has Invented a Landfill Compostable Plastic Made from Prawn Shells. The Material Decomposes Within just 33 Days