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Save the planet, switch to eco-light bulbs. So goes the refrain. But are these as bright, long-lasting and energy efficient as is often claimed?
news.bbc.co.uk/...8406923.stm ecolight environment green light
www.carbonfootprint.com/calculator.aspx environment carbon footprint calculate
Gabi Witthaus
2 items | 1 visits
Updated on Dec 12, 09 Created on Nov 23, 09
Category: Others
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