Recycling heat from London Underground and the electrical network are exciting new ideas and a boost to our work to tackle fuel poverty and make Islington a fairer place.
This cheaper energy scheme is greener too - local communities will see CO2 emissions drop by around over 500 tonnes each year.
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Industrial vacuum cleaners and magnetic wands will be used each night during the summer to remove metal particles, dust, oil and grease.
Detective Superintendent Fiona McCormack said the Hotpoint FF175BP model had not been subject to any product recall.
Security for this year's event on July 8 has been reviewed following a spate of terror attacks in the capital.