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Glow Facts

7 May 2013
Efficient bioluminescent light

Bioluminescence makes a more efficient light source than incandescent lights as most of the energy lost in the reaction is lost as light photons but incandescent lights lose roughly 90% of energy as heat and just 10% as light.


Other Glow Facts

Did you know?
The oldest known written observations of glowing objects were made in China dating way back to 1000 B.C. and related to fireflies and glow-worms.

Glow Fact 18 April 2013 16:54:02 BST


Did you know?
Not to be confused with glow in the dark, the term fluorescence describes a material that absorbs light in one spectral colour and immediately emits light in a different spectral colour. If you've ever seen anything glow under UV blacklight, then you're witnessing fluorescence.

Glow Fact 26 March 2013 09:55:22 GMT



Did you know?
Lighting accounts for around 19% of all global electricity use.

Glow Fact 28 December 2012 12:04:14 GMT


Did you know?
The Glow Company is celebrating its 10th Birthday this month - Happy Birthday to The Glow Company.

Glow Fact 18 December 2012 16:00:50 GMT



Did you know?
Solar power is the conversion of sunlight into heat or electricity and is a renewable power source, powering anything from lights, cars, houses and even space craft.

Glow Fact 22 November 2012 10:48:36 GMT


Did you know?
A solar eclipse is a natural phenomenon that occurs when the moon passes between the sun and the earth, and the moon fully or partially blocks the sun.

Glow Fact 15 November 2012 16:32:26 GMT



Did you know?
Did you know...? A typical rocket used on bonfire night can reach speeds of up to 150miles an hour and can travel as high as 200metres.

Glow Fact 30 October 2012 10:14:13 GMT


Did you know?
The Blackpool Illuminations were founded in 1879, with the first illumination display commencing on the 19th September. They cost over £1.9 million each year, using over 1million bulbs.

Glow Fact 23 October 2012 15:04:52 BST



Did you know?
Edward Johnson created the 1st set of electric christmas string lights in 1890 and later that year they went on to be mass produced.

Glow Fact 16 October 2012 10:28:10 BST


Did you know?
A whopping 600,000 LED bulbs were used in the 2011 Oxford Street Christmas Light Decorations. The big 2012 switch on happens on Monday 5th November.

Glow Fact 8 October 2012 11:38:05 BST




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