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Richard Little of West Yorkshire wants to save the world from the smelly remnants of half-eaten fast food that attract vermin. He suggests packing drinks and food in a disposable container with a false base (GB 2370217). Inside the base is a plastic bag big enough to cover the whole container. When you’ve had enough to eat, you just open the base, pull out the bag, turn it inside out and pull it over the container. Tying up the bag seals it ready for binning.

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