大猫分级阅读 · 大猫4级
New from Old:Recycling Plastic
What is recycling? Recycling is making something new from something that has already been used.
Instead of throwing things away we can collect and recycle them to make new things.
What can we recycle? We can recycle glass, metal, plastic and paper.
Let's look at plastic. We use it every day. Only some kinds of plastic are easy to recycle. Some plastic is hard to recycle.
How do we recycle plastic? First we collect the plastic.
