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結果 : what technology uses ultraviolet waves
1:58

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

Bulbs.com
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8:02

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

Peekaboo Kidz
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4:35

GCSE Physics - Visible and UV Light #67

Cognito
111,019 回視聴 - 4 年前
7:44

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

Vox
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2:05

How UV Light is Used in Hospitals and Medical Facilities

Larson Electronics
12,843 回視聴 - 3 年前
3:03

Testing UV disinfecting lights

KPRC 2 Click2Houston
97,907 回視聴 - 3 年前
5:58

Light waves, visible and invisible

TED-Ed
987,493 回視聴 - 10 年前
4:31

Understanding Ultraviolet Light

Superheroes of Science
3,298 回視聴 - 1 年前
2:40

How UV Light Works

Dana Lee
219,472 回視聴 - 11 年前

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1:26

Ultraviolet Light Tunnel System | Campden BRI

campdenbri
44,871 回視聴 - 9 年前
6:05

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

DestructiveCreativity
14,149 回視聴 - 4 年前
1:49

Ultraviolet light could extend shelf life of food and reduce waste

LSU AgCenter
19,380 回視聴 - 5 年前

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1:06

UV Light Technology

Montgomery County Memorial Hospital
21 回視聴 - 3 年前
3:53

Difference Between 365nm and 395nm UV Lights for UV Curing, Stain Detection, UV inks etc

Electronics&Computers
23,531 回視聴 - 8 か月前
1:07

How UV-C Light can Disinfect Your Water | Acuva

Acuva
17,321 回視聴 - 3 年前
6:24

UV-C LIGHT DISINFECTION FOR HOME, TRAVEL & EVERYDAY USE / New Normal (Does it work?)

Truly Tara
158,837 回視聴 - 4 年前
2:33

Detecting ultraviolet radiation

`Ιδρυμα Ευγενίδου
25,208 回視聴 - 13 年前
2:58

UV Air Purifiers - How does UV technology work. (2021)

AirROS by SAGE
1,152 回視聴 - 2 年前
2:27

How to tell if UV light is working

Regency Supply (Regency Lighting)
79,385 回視聴 - 4 年前
5:21

UV Rays!!! Harmful or Useful? Ultra Violet Light Explained

Technical Guruji
387,029 回視聴 - 6 年前

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