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結果 : what makes uv light
1:46

How to make a UV black light (EASY)

MAD Science Hacks
694,274 回視聴 - 7 年前
11:13

The World in UV

Veritasium
5,351,235 回視聴 - 5 年前
1:51

UV Light Makes Mushrooms Rich in Vitamin D

Inside Science
5,309 回視聴 - 10 年前
0:12

How To Make A UV Style Blue Light | DIY Black Light | Craft

Mighty Lancer Games
89,893 回視聴 - 2 年前

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1:58

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

Bulbs.com
120,173 回視聴 - 3 年前
7:44

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

Vox
1,073,651 回視聴 - 4 か月前
4:27

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

Geek Hoodlum
67,992 回視聴 - 4 年前
0:55

The #science of #light : From #rainbows to #lasers. #trending #viral

QUEST
41 回視聴 - 2 日前
2:27

How to make a UV black light at home (easy)

Knowledge
478,630 回視聴 - 7 年前
1:53

How to make a UV (black light) with your cell phone light

Knowledge
93,641 回視聴 - 6 年前
10:58

Why Do Microbes Explode Under UV Light?

Journey to the Microcosmos
610,652 回視聴 - 2 年前
2:03

Researchers test UV light to make indoor air safer

CBS Evening News
5,592 回視聴 - 2 年前
0:48

How it's Made: UV Light Curing

Emco Industrial Plastics, LLC.
2,201 回視聴 - 7 年前
6:05

Science behind UV light! - Ultraviolet radiation UVA UVB and UVC light

DestructiveCreativity
14,249 回視聴 - 4 年前
2:40

UVライトの仕組み

Dana Lee
219,596 回視聴 - 12 年前
2:50

Irrigation Water Treatment –UV Light

nmsuaces
95,814 回視聴 - 4 年前
3:03

Testing UV disinfecting lights

KPRC 2 Click2Houston
99,060 回視聴 - 3 年前
9:45

UV ライト - デモと実験 - AAPT Films

James Lincoln
158,901 回視聴 - 9 年前
2:50

ブラックライトはどのようにして物を光らせるのでしょうか?

SciShow
572,879 回視聴 - 8 年前
7:29

How to know if a UVC device will be safe and effective

CNET
139,758 回視聴 - 3 年前