PET can be recovered and recycled again and again by thorough washing and remelting for use in new PET products, or by chemically breaking down the PET into its constituent raw materials, which are then purified and converted into new PET.
Any PET that is unsuitable for recycling because it is too dirty or contaminated to be properly cleaned can be safely and efficiently burned as an energy source. This is called "thermal recycling."
PET can be recycled into many new products: