Get ready for... poo-powered lights?

Electronics company Philips has a plan to fuel glowing green bulbs with the waste from your toilet

The green glow of the Philips bio-light comes from bioluminescent bacteria, which are fed nutrients from human waste.
(Image credit: Philips)

The hunt for the most eco-friendly way to light your home didn't end with the creation of compact fluorescent bulbs and LED lights. Dutch electronics giant Philips has developed a lighting system that follows the example of the humble firefly, producing a green glow that uses no electricity at all. The fuel source? In part, human waste. Here, a guide to this new "bio-light" technology:

How does this light work?

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