There are over fifty different types of plastics. Many of them are used ___1_ packaging (包装). Most plastics do not break down and a lot of them are not recyclable. When they are ___2__, they can pollute the air and make it very dangerous.
One of the most popular plastics used in making bottles is called PET. This can be recycled. Plastics __3__ PET need to be labeled so they can be collected easily for recycling. In America, PET is recycled and used to make ___4_ things, such as flowerpots and milk crates. In Germany some bottles are made from a type of plastic which breaks down in strong ___5__ or when buried. ___6__ this is expensive and the bottles might break while they are being need.
Nearly all the things you buy from the supermarket are wrapped in something. ___7__ fruit and vegetables are wrapped in plastic or in plastic bags. When we use these things, we usually ___8__ the packaging. Packaging keeps food ___9__. It protects the food and also gives us information about the product. But is it all necessary? If you add up all the packaging, it comes to a lot.
Try not to buy things that use a lot of plastic. You’d better ___10___ your old plastic containers for keeping things.
