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結果 : why do you need oxygen to survive
3:55

Why Do We Need Oxygen To Survive?

BrainStuff - HowStuffWorks
226,557 回視聴 - 10 年前
5:10

Oxygen’s surprisingly complex journey through your body - Enda Butler

TED-Ed
3,307,014 回視聴 - 8 年前

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4:40

Why Pure Oxygen Will Kill You, But The Oxygen In The Air Won’t

Science ABC
31,139 回視聴 - 1 年前
5:36

What If The World Lost OXYGEN for 5 seconds? | Dr Binocs Show | Peekaboo Kidz

Peekaboo Kidz
2,252,772 回視聴 - 4 年前

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8:14

How to Increase Blood Oxygen Levels: Breathing Hack

Dr. Eric Berg DC
475,185 回視聴 - 1 年前
3:03

Things to Know When Using Oxygen Therapy

American Lung Association
357,270 回視聴 - 7 年前
2:56

Live Oak veteran turns struggle into service with nonprofit Pop Smoke K9s for Veterans

WCTV Eyewitness News
30 回視聴 - 2 日前
1:53

Respiration - Why is it not good to sleep under a tree at night? | #aumsum #kids #science

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4:15

What If Oxygen Doubled in Earth’s Atmosphere?

What If
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5:12

What happens to your body at the top of Mount Everest - Andrew Lovering

TED-Ed
1,833,560 回視聴 - 3 年前
1:00

I Tried Breathing “Pure Oxygen” and THIS Happened to My Body.. 🥵 #shorts

Sean Andrew
50,170,432 回視聴 - 2 年前
4:39

COPD Patients: Is Too Much Oxygen Dangerous?

Home Rehab Network
19,220 回視聴 - 2 年前
2:27

Why do we need Oxygen?

Ecgkid Portal
13,622 回視聴 - 3 年前
0:22

INCREASE OXYGEN TO YOUR BRAIN 🧠🧠🤩

Physical Therapy Session
311,008 回視聴 - 1 年前
3:20

HOW LONG CAN YOU GO WITHOUT OXYGEN?

FunSimpleLIFE
28,011 回視聴 - 8 年前
2:23

Why Do We Need to Breathe? 🌬️ The Awesome Oxygen Adventure that Powers Your Body! | Kids Fun Science

Tender Intellects
265 回視聴 - 3 週間前
1:10:34

We Need Free Speech the Way the Body Needs Oxygen to Survive | Professor Robert P. George

Socrates in the City
42,756 回視聴 - 4 週間前
0:29

How Plane Oxygen Masks Work 🤯

Zack D. Films
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3:04

How long can oscar fish survive without oxygen | Do oscar fish need an Air pump.

AQUA STATION
5,155 回視聴 - 1 年前