Cfls use mercury to cause a phosphor coating on the inside of the bulb of fluoresce thereby.
Most energy saving light bulbs.
Compared to traditional incandescents energy efficient lightbulbs such as halogen incandescents compact fluorescent lamps cfls and light emitting diodes leds have the following advantages.
By replacing your home s five most frequently used light fixtures or bulbs with models that have earned the energy star you can save 45 each year.
Cfl bulbs use fewer watts but led bulbs are the real winner in energy efficiency an 8 or 9 watt led bulb emits as much light as a 60 watt incandescent bulb.
A compact fluorescent lamp cfl also called compact fluorescent light energy saving light and compact fluorescent tube is a fluorescent lamp designed to replace an incandescent light bulb.
The most energy efficient light bulbs are compact fluorescent light bulbs or cfls and led bulbs.
Compact fluorescent lamps also called cfls are the most popular energy efficient bulbs.
They have a lifespan of 8 to 10 years and cost about 4 per bulb.
An average household dedicates about 5 of its energy budget to lighting.
Some types fit into light fixtures designed for incandescent bulbs.
Switching to energy efficient lighting is one of the fastest ways to cut your energy bills.