結果 : are led light bulbs bad for the environment
7:33

Are LED lights safe? Learn the facts, know the risks

ToolboxDIY
12,441 回視聴 - 3 年前
4:03

Are Energy-Saving Light Bulbs Bad for the Environment?

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2:08

Could LED Bulbs Cause Put Your Health At Risk?

CBS Pittsburgh
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2:18

LED lighting might be more energy efficient, but could have health risks - TomoNews

TomoNews US
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7:39

Light Bulb Radiation Danger - The Best and the Worst

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778 回視聴 - 4 年前
2:05

LED Lights: The Dark Side

CBS New York
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24:49

Health dangers of LED and CFL light bulbs with Dr Robert Hanson

Peter Borenius
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5:05

LED Light Bulb Frequency Effects on the Human Body

Environmental Radiation LLC
34,078 回視聴 - 12 年前
3:55

LED Light Bulbs 101 | Ask This Old House

This Old House
106,892 回視聴 - 2 年前

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6:35

Conservatives Prefer Light Bulbs That Are Worse for Environment

David Pakman Show
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11:04

LED Bulb burnout - what fails inside?

JohnAudioTech
19,178 回視聴 - 1 年前
0:10

LED lights flashing!?!? energy saving bulbs are good for the environment?

bluecollarhispanic
2,513 回視聴 - 1 年前

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23:21

In Defense of the CFL: A Retrospective

Technology Connections
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5:40

Testing CFL, LED, and Conventional Light Bulbs for RF Emissions

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8:02

Figuring out why this LED light bulb failed after one year.

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16:57

Why Do LED Bulbs Fail? An Autopsy!

The Doubtful Technician
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18:33

Why Are LED's Better? (Comparing different types of light bulbs) | Basic Electronics

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73,534 回視聴 - 5 年前
6:44

The Health Impacts Of LED Lights | Dr. Nandi

Partha Nandi, MD
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2:33

Why You Need to Recycle Your light bulbs

EcoMastery Project
111 回視聴 - 4 年前
4:06

Why You Should Stop Using CFL Light Bulbs Immediately

House Digest
33,059 回視聴 - 2 年前