LEDs Lighting Our Way

摘要

Five-and-a-half million: That's how many light bulbs are purchased each day in the US. And yet, the market for incandescent bulbs is about to burn out.rnIn fact, in Australia legislators have banned light bulbs, and the EU will switch off incandescent and halogen bulbs between 2009 and 2012. The mighty 100W bulb went out last year, and the 60W and 75W versions are next. In the US, the laws against incandescent kick in by 2012. (Halogen isn't targeted.)