A number of local authorities, including Peterborough co-mingle recyclables in a single collection.
Other authorities collect each recyclable item separately.
In 2008 this was demonstrated to be better value, since the end product is more likely to fetch a good price.
The Campaign for Real Recycling is challenging the asssumption so far made:
that co-mingled collections of paper, metal, plastics and glass produces a quality result.
http://www.realrecycling.org.uk/news/news39.php
A judicial review hearing will be held in Cardiff, starting on 14th December 2011.
Peterborough for Responsible Waste Management fights for good quality recycling.