1.Edison put together a practical light bulb on October 22,1879.
2.They suggested to use Compact Flourescent Lighting .
3.CFLs,are an eco-friendly alternative to standard incandescent light bulbs.CFLs can be screwed into the same sockets as other light bulbs and provide very comparable lighting.CFLs are easily recognizable due to their distinct twisting shape.These "green" light bulbs have a host of benefits that can help improve the planet,your home and your finances.
4.CFLs are more expensive.They cost eight times the price of the older bulbs.And they find it too bright