How green is an incandesent light bulb?

~ Greencard for: an incandesent light bulb ~
	Weight:	0.14	Kg
	Lifespan:	1.2	Years
	Enegy to make:	0.63	Kwh
	Energy use:	3.7	Kwh per year
	Co2 footprint	5	Kg
	Chemical footprint:		Low
	Waste footprint:	80	%
	Carbon offset:	0	Trees

Incandesant light bulbs have now been banned in the UK.

Chemical contamination

Most of chemical contamination comes from the energy used by the light bulb, electricity produced by burning fossil fuels not only puts carbon dioxide into the environment but also a whole host of other chemicals including: Nitrogen Oxides sulphur dioxide and heavy metals.

Recycling and material recovery

made from glass, brass and filled with an inert gas, the materials in an incandesant light bulb aren't too damaging to the environment.

Factoids [1]

80 million fluorescent lighting tubes go to landfill each year.

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