With recycling becoming a common practice for homeowners throughout the UK, there has been some confusion about many of the green movement’s terminology. This includes the differences between compostable, biodegradable and recyclable. While some believe that these words are interchangeable, they are not. In fact, they are all very different, especially in how they relate to the coffee industry.
http://natural-health.co.uk/health-fitness/compostable-vs-biodegradable-vs-recyclable/