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Pledge details

cp sponsored David Kemp for Cycling to Work - 30 miles! by doing Light the way over two months.

Here are the details of their pledge:

How many bulbs will you switch to low energy ones?

bulbs

What types of bulbs are in there at the moment?

Old ones (halogen or filament)

Energy efficient halogen bulbs

The twirly energy-saving ones

LEDs

I've no idea!