結果 : uses of uv light in everyday life
7:44

UV light kills viruses. Why isn't it everywhere?

Vox
1,204,326 回視聴 - 7 か月前
1:58

Ultraviolet (UV) Can Kill Bacteria & Viruses – Learn The Basics

Bulbs.com
128,039 回視聴 - 4 年前
8:02

ULTRAVIOLET RAYS | How Harmful Are UV Rays? | Ultraviolet Radiation | Dr Binocs Show | Peekaboo Kidz

Peekaboo Kidz
773,357 回視聴 - 4 年前
5:58

Light waves, visible and invisible

TED-Ed
1,013,345 回視聴 - 11 年前
11:13

The World in UV

Veritasium
5,379,137 回視聴 - 6 年前
2:47

5 Ways UV Is Used Every Day | Alpha-Purify

Alpha Purify
221 回視聴 - 2 年前
2:00

UV light in everyday life

Excelitas Noblelight
148 回視聴 - 1 年前
3:03

Testing UV disinfecting lights

KPRC 2 Click2Houston
115,032 回視聴 - 3 年前
7:09

Skincare in Your 30s | Simple Daily Skincare Routine for all Skin types | Skincare for beginners

Glow up with Safah
297 回視聴 - 2 日前

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8:14

Ultraviolet LED Flashlights Are VERY Versatile...Here are Some Uses For An EDC UV Flashlight...

cutlerylover
12,438 回視聴 - 1 年前
5:20

UV, What is Ultraviolet?

My Book of Chemistry
9,466 回視聴 - 4 年前
2:03

Researchers test UV light to make indoor air safer

CBS Evening News
6,173 回視聴 - 2 年前

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2:35

What is Ultraviolet (UV) light (electromagnetic radiation)?

Tech Guy Greg “TG2”
69 回視聴 - 10 か月前
1:56

Heat and Light from the Sun

Next Generation Science
107,218 回視聴 - 3 年前
6:36

The Benifits and Applications of UV Light in Daily Life

Liew Zhun Kit
7 回視聴 - 3 か月前
4:27

12 Surprising things that glow under UV light | A blacklight experiment #Blacklight #UVlight #Glow

Geek Hoodlum
71,621 回視聴 - 5 年前
5:21

Is radiation dangerous? - Matt Anticole

TED-Ed
2,426,354 回視聴 - 8 年前
1:07

UV light passes through thick glass and causes fluorescence in diamonds indoors.

Holloway Diamonds
54,799 回視聴 - 3 年前
1:14

How sunscreen protects your skin from UV light

Pyro Labs
161,852 回視聴 - 8 年前
10:58

Why Do Microbes Explode Under UV Light?

Journey to the Microcosmos
617,822 回視聴 - 3 年前