Science’s solutions to the alarming demise of the
McKinsey predicts that the wider application of LEDs may make 19 nuclear reactors in the United States redundant compared to the energy savings of LEDs, 17 nuclear reactors in China and 7 in Japan.
LED bulbs contain chemicals that can be harmful to people exposed to them. Therefore, extra effort should be made to eliminate them. Check with your manufacturer if they have a recycling or return policy. Take special care when cleaning a broken bulb.
So, even though there are extra precautions for removing LEDs, aren’t you glad that using them saves you money on the initial cost of the bulbs? I know who I am. Plus, I also feel there is less waste in this world.
LEDs do not contain mercury, which is found in CFL bulbs. However, like all-electric equipment, LEDs contain hazardous materials such as arsenic, nickel, lead and silver.
Remember how I told you that would be important? Well, the reason is that recycling might not be an option for you. It depends on where you are located and nearby recycling agencies. For now, it’s still too early to establish a global recycling process for LEDs.
When one considers saving on the electricity bill, in addition to responsible consumption, having efficient products is an important part of the equation. When it comes to light bulbs, the classic energy-saving compact fluorescent bulbs have stiff competition in the form of LED bulbs.
Within the lighting market, the types of lamps that currently enjoy the best reputation are LED bulbs. These models are considered to be energy-saving, but their operation is based on the inclusion of light-emitting diodes instead of being compact fluorescent bulbs like the current ones.
LED bulbs are first of all more efficient models when it comes to producing light, with an average saving of 80% compared to incandescent bulbs, but they are also somewhat more efficient than classic energy-saving bulbs. An LED bulb of about 14 W is equivalent to an incandescent bulb of about 100 W and an energy-saving bulb of about 20 W.
Other advantages of using LED lights have to do with the fact that they can be switched on instantly, there are more options to choose by color temperature, they can be dimmable and they are also considered less polluting, boasting especially that they do not contain any mercury, which is one of the disadvantages of fluorescent-type energy-saving bulbs.
When the CFL is screwed into a lamp holder (Edison E27 or E14 type, the same as that used in most incandescent lamps), when the ignition switch is turned on, the alternating electric current passes through the electronic ballast, where a full-wave diode rectifier converts it into direct current. Then an oscillator circuit, consisting mainly of a transistor circuit that functions as a current amplifier, a coil or transformer (inductive reactance) and a capacitor (capacitive reactance), are responsible for generating an alternating current with a frequency of between 20 and 60 kHz.
The purpose of this high frequency is to reduce the flicker caused by the electric arc created inside the fluorescent lamps when they are switched on. This cancels out the stroboscopic effect that is normally created in the old straight tube fluorescent lamps when they are operated with electromagnetic (not electronic) ballasts. In the old fluorescent lamps the arc that originates has a frequency of only 50 or 60 Hz, which is the frequency of the electrical network to which they are connected.
How do i dispose of light bulbs uk? 2021
Changing a light bulb is something very simple and one of the most common tasks in a home. In a single minute you can have it done but you should not forget that there are a series of recommendations to change a light bulb in a totally safe way.
Once we have done this action as a precaution, unscrew the blown bulb from the bulb holder. Normally the twist goes to the left and you must be careful not to break it. If the bulb is broken, use gloves.
To screw in the new bulb, fit it into the socket and turn it clockwise. Check that it is well tightened, since otherwise it would blink. Reconnect the supply and everything should work correctly.
Remember that not all types of bulbs will work. You have to pay attention to several details. The easiest thing to do is to take the blown bulb and take it to the store to get a new one. You will have to assess the type of thread, power, wattage and shape. In addition, to personal taste, you can choose the color and the type of energy saving.