LEDs use only a quarter the energy of incandescent bulbs.

LED灯使用的电量仅为白炽灯的1/4。

Incandescent bulbs are more brilliant and energy-saving.

白炽灯泡比较亮也比较省电。

They are also recyclable, unlike the older incandescent bulbs.

它们也是可回收的，不像老式的白炽灯泡。

Thomas Edison lit it up with a million of his new incandescent bulbs.

托马斯·爱迪生用100万个白炽灯泡点亮了它。

You probably know the company best for its most famous invention, the incandescent light bulb.

你可能最了解这家公司最著名的发明——白炽灯。

But number two, it's many times more expensive than that old incandescent bulb that worked very well.

“但第二点是，它比那个工作得很好的白炽灯泡贵很多倍。

The story starts here, with the classic incandescent light bulb.

- 故事从这里开始，使用经典的白炽灯泡。

First of all, it' s true that CFLs cost more than incandescent bulbs.

首先，节能灯确实比白炽灯泡更贵。

Which is replacing Thomas Edison's incandescent bulb as the the light source of the 21st century.

它正在取代托马斯爱迪生的白炽灯泡成为 21 世纪的光源。

By using a mixture of phosphors, they produce almost all the colors of an incandescent bulb.

通过使用荧光粉混合物，它们可以产生白炽灯泡的几乎所有颜色。

They're a lot more energy efficient than incandescent bulbs which lose a lot of their energy through heat.

它们比通过热量损失大量能量的白炽灯泡更节能。

Incandescent bulbs are less efficient than CFLs, which means they use more electricity.

白炽灯泡的效率低于节能灯，这意味着它们消耗更多的电力。

But incandescent bulbs actually cause more mercury to be released into the environment, at least indirectly.

但白炽灯泡实际上会导致更多的汞释放到环境中，至少是间接的。

When you add it all up, the coal required to power an incandescent bulb releases more mercury than a CFL.

当您将其全部加起来时，为白炽灯泡提供动力所需的煤炭比 CFL 释放更多的汞。

Much of the light these cells used would, of necessity, come from incandescent bulbs, fluorescent tubes and light-emitting diodes (LEDs) rather than through the window from the sun.

它们所利用的光能中的大部分势必来自白炽灯，日光灯和发光二极管，而并非透过窗户照射进来的太阳光。

According to one estimate, a consumer investing $100 to switch from incandescent bulbs to CFLs can save $500 over the lifetime of the CFLs.

据一项估计，消费者投资 100 美元从白炽灯泡改用 CFL 可以在 CFL 的使用寿命内节省 500 美元。

Consumers using incandescent bulbs use more electricity, which means that more coal has to be burned, which means that more mercury is released.

使用白炽灯泡的消费者使用更多的电力，这意味着必须燃烧更多的煤炭，这意味着释放更多的汞。

And in India, they're looking to replace a quarter of a billion incandescent light bulbs with LEDs, which will save them seven billion dollars in energy costs.

在印度，他们希望用 LED 替换十亿个白炽灯泡中的四分之一，这将为他们节省 70 亿美元的能源成本。

CFLs have come a long way lately. Popular Mechanics did a blinded study with new CFLs and participants preferred the CFL light compared to incandescent bulbs and they fit in the same fixtures.

近来，荧光灯已经有了极大的改进，大众技工对新型荧光灯作了盲测，比起白炽灯，受试者更喜欢荧光灯，而且两种灯的接口是通用的。

It was here that he and his research team developed the first successful incandescent light bulb and a working phonograph, the first device ever to record and play back the sound of a human voice.

正是在这里，他和他的研究团队开发了第一个成功的白炽灯灯泡和一个有效的留声机，这是有史以来第一个记录和播放人声的设备。