An enzyme that breaks down a common plastic that pollutes the oceans has been engineered by scientists.
The discovery could reduce from centuries to days the time that it takes for plastic to decompose, making the material truly recyclable.
One of the most common plastics is polyethylene terephthalate (PET), which can be recycled into items such as clothes and carpets that can then themselves be recycled. At each stage the material is degraded until it is useless and ends up as waste.
Click here for the rest of the article ...