(还没想好生日礼物吗)”提到生日礼物,后文“Energy efficient light bulbs for your lamps, recycled notebooks/stationary, sponsoring a green charity in your name, solar powered chargers. (为你的台灯装上节能灯泡,回收笔记本/文具,以你的名字赞助一个绿色慈善机构,太阳能充电器)”提到各种绿色环保的生日礼物...
This is why new United States regulations have banned most incandescents in favor of lower wattage and more energy-efficient bulbs like LEDs. Both bulb types emit the same amount of light despite their wattage differences. Light bulb lumens Lumens refer to how much light a bulb gives off. ...
If you're saving energy by using CFLs, then you're pulling less electricity from the power grid. This reduces the amount of fossil fuel that must be burned, which reduces emissions of greenhouse gases. In a single year, the use of CFLs over incandescent bulbs removes as much greenhouse gas...
There are lots of free things you can do to be more energy efficient at home. Find out what changes you can make today. Save energy with easy steps See your energy use with a smart meter See how much energy you’re using in pounds and pence. You can then make informed decisions about...
LED bulbs consume less power than other lighting technologies. They are also energy-efficient, safe to use and have a longer life. Compared to incandescent light sources, LED bulbs are 85% more energy efficient. Can LED lights be left on all the time? Yes, LED lights are ideal for places...
We do not often consider how much energy goes into creating comforts like hot showers and cold beer. A more efficient refrigerator will give us the same cold beer while using less energy. A more water-efficient showerhead will give us the same hot shower while using less water: less water...
LED bulbs are much more energy-efficient than traditional incandescent bulbs. They use significantly less wattage to produce the same amount of light. In fact, a 6 Watt LED bulb can produce the same brightness as a 40 or 50 Watt incandescent bulb. So, how do we measure the brightness of ...
Evaluate your test bulbs Do you like the light the bulbs give out? Are they bright enough and the right color? Even today, some brands of 60-watt equivalent CFLs still do not seem to give off as much light as a 60-watt incandescent bulb. You may need to replace 60-watt bulbs with ...
A 100-watt incandescent bulb was considered a standard, providing a bright and illuminating light. However, with the emergence of LED technology, the relationship between lumens and watts has shifted. LED bulbs are much more energy-efficient compared to traditional incandescent bulbs. They can ...
LED bulbs, providing more lumens per watt, are a superior choice for both brightness and energy conservation. How Much Does It Cost to Run a Light Bulb? Calculating the cost of running a light bulb is simpler than it might seem and can help you save on your energy bill! In the US, ...