energy saving ligh bulbs can be found at hardware store such as Walmart, Home Depot or lowes supermarket at very cheap prices. If not try you neighbor.
you can goto any store preferably your local hardware store.
In the US, there was a program ( Energy Independence and Security Act of 2007) that helped keep the energy saving bulbs affordable. You could buy them at Walmart and other places. There was no rebate available.
Many hardware and homegoods stored have them. Some larger supermarkets may carry them, too.
If you are looking to use the new energy efficient light bulbs on a light dimmer you will need to buy specially made dimmable CFLs. Not all energy efficient light bulbs are compatible with dimmers so be sure to check the packaging for information.
Yes, you can buy light bulbs.
This will probably vary, depending on the country where you buy them, and the manufacturer. Last time I checked, a 38-Watt fluorescent light bulb cost a little more than one US-dollar.
Fluorescent light bulbs are not going to be illegal to buy, but they make up a very low percentile of the light bulb market. It is highly recommend if you want save to money that you switch to energy efficient light bulbs.
In general an energy saving bulb will be much more expensive to buy than an incandescent bulb, but much cheaper to operate as it uses only a fraction of the electricity. Ideally the money saved in use more than offsets the purchase price making an energy saving bulb cheaper over its entire lifetime, but in reality this may not be the case.
People buy these bulbs because it saves more electricity. However these bulbs may only have a little efficiency meaning that most of the energy is converted to heat while the small percentage is converted to light.
You can buy the fluorescent light bulbs or tubes. They are the white ones. They use less energy that the yellow bulbs.
For Fathers Day 2011, think about eschewing the typical gifts and giving your dad something more practical. Change out all of the light bulbs in his home with energy efficient bulbs. Because energy efficient light bulbs use much less power than incandescent light bulbs, a house full of them will drop utility bills dramatically. When choosing energy efficient bulbs for Fathers Day 2011, you will have three options. First, you can swap out the bulbs for fluorescent lights. Fluorescent lights are inexpensive, but you will more than likely have to change out all of the lamps and lighting fixtures since the bulbs are not compatible with lamps that take incandescent bulbs. Next, you can opt for the compact fluorescent lamp (CFL) bulb, which are fluorescent lights that are made to fit into traditional light bulb receptacles. Not only do these bulbs use much less energy than regular bulbs, but they will also last much longer, saving your father money in the long run. Finally, you can choose to buy light emitting diode (LED) bulbs, which are also energy efficient. Because these are new, they are more expensive on the front end, but will last longer than CFL bulbs as well as use less energy.
Light bulbs always use energy. Therefore to save energy they should be switched off. But certain types of bulb use much less energy than others: Incandescent: 10 lumens per watt Halogen: 13 lumens per watt Fluorescent: 50-60 lumens per watt (cheap to buy) LED: 50-70 lumens per watt (expensive to buy)