Hi Mushfiq, thanks for sharing your science idea on recycling plastics to prevent water contamination and marine waste. Looks like your idea is to limit the use of thermoset category of plastics. And of course recycle other kinds of recycle friendly plastics. Good idea overall and thanks for clarifying the different categories of plastics to demonstrate your solution. Here is the page that shows you entire contest idea: https://drive.google.com/file/d/1buhV9R8FJSUi1ir4QptJZ5gEEnpSikmC/view