"althistory" - 1 õppematerjal

Erinevad valgusallikud, nende tootlikkus ja säästlikus

10 5. Kasutatud materjal http://www.miksike.ee/documents/main/elehed/4klass/1kosmos/elutuba/sol.html http://www.valgustus.ee/_repository/file/kasulikku/ledi%20lugu1.pdf http://www.projekt.ee/index.php/component/content/article/27-template-details/60-powered- by-the-all-new-themextc-framework http://light24.delfi.ee/et/led-akadeemia http://ec.europa.eu/energy/lumen/overview/avariedchoice/althistory/index_et.htm http://johannamai.blogspot.com/2009_09_01_archive.html http://www.truus.nl/nl-nl/catalog/huishouden/lampen/halogeen-lampen/philips-eco- halogeenlamp-35w-gu10-102266.aspx http://www.inkodu.ee/index.php?est/643/uudised/S%C3%A4%C3%A4sta%20valgust%20- %20s%C3%A4%C3%A4stulamp%202009 http://buonocof.wordpress.com/2011/12/07/lighting-from-led-lamps-can-reduce-melatonin- production/ http://primalighting.wordpress.com/category/led-news/ http://et.wikipedia.org/wiki/Valgusviljakus